LAB BASELINES - Findings

V-218795 CAT I All IIS 10.0 web server sample code, example applications, a...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) was unable to determine a Status but found the below configuration on 03/05/2026: ResultHash: A61E6E1F4236FBB1D74C63FF96102D9E19672555 ~~~~~ There are no files or folders with names containing 'sample' in the targeted directories. To determine the correct status, a manual review is still required to identify if any example code, example applications or tutorials exist and are not explicitly used by the production website per the check text. Comments There are no sample files in the targeted directories. This is Not a Finding

Check Text

Navigate to the following folders: inetpub\ Program Files\Common Files\System\msadc Program Files (x86)\Common Files\System\msadc If the folder or sub-folders contain any executable sample code, example applications, or tutorials which are not explicitly used by a production website, this is a finding.

Fix Text

Remove any executable sample code, example applications, or tutorials which are not explicitly used by a production website.

V-218802 CAT I IIS 10.0 Web server accounts accessing the directory tree, t...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) was unable to determine a Status but found the below configuration on 03/05/2026: ResultHash: 9A3718B89C7FADF6CB49CB06D125501748FAE274 ~~~~~ Below is a list of local groups and their members (if any): Group: Access Control Assistance Operators Group: Administrators X_Admin DOD_Admin Server Administrator Group Group: Backup Operators Server Administrator Group Group: Certificate Service DCOM Access Group: Cryptographic Operators Group: Distributed COM Users Group: Event Log Readers Group: Guests Visitor Group: Hyper-V Administrators Group: IIS_IUSRS Group: Network Configuration Operators Group: Performance Log Users Group: Performance Monitor Users Group: Power Users Group: Print Operators Group: RDS Endpoint Servers Group: RDS Management Servers Group: RDS Remote Access Servers Group: Remote Desktop Users Server Administrator Group Group: Remote Management Users Group: Replicator Group: Storage Replica Administrators Group: System Managed Accounts Group DefaultAccount Group: Users INTERACTIVE Authenticated Users Domain Users Comments Restricted system resource access to authorized administrators, enforce least privilege, disable unnecessary user access, and conduct regular audits to ensure compliance. This is Not a Finding

Check Text

Obtain a list of the user accounts with access to the system, including all local and domain accounts. Review the privileges to the web server for each account. Verify with the system administrator or the ISSO that all privileged accounts are mission essential and documented. Verify with the system administrator or the ISSO that all non-administrator access to shell scripts and operating system functions are mission essential and documented. If undocumented privileged accounts are found, this is a finding. If undocumented non-administrator access to shell scripts and operating system functions are found, this is a finding. If this IIS 10 installation is supporting Microsoft Exchange, and not otherwise hosting any content, this requirement is Not Applicable.

Fix Text

Ensure non-administrators are not allowed access to the directory tree, the shell, or other operating system functions and utilities. All non-administrator access to shell scripts and operating system functions must be mission essential and documented.

V-218821 CAT I An IIS 10.0 web server must maintain the confidentiality of ...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: B61C09790F563535A9E85CCAE0DFEC8635007810 ~~~~~ HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Server ValueName 'DisabledByDefault' is '0' (REG_DWORD) ValueName 'Enabled' is '1' (REG_DWORD) HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.0\Server ValueName 'DisabledByDefault' is '1' (REG_DWORD) ValueName 'Enabled' is '0' (REG_DWORD) HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.1\Server ValueName 'DisabledByDefault' is '1' (REG_DWORD) ValueName 'Enabled' is '0' (REG_DWORD) HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\SSL 2.0\Server ValueName 'DisabledByDefault' is '1' (REG_DWORD) ValueName 'Enabled' is '0' (REG_DWORD) HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\SSL 3.0\Server ValueName 'DisabledByDefault' is '1' (REG_DWORD) ValueName 'Enabled' is '0' (REG_DWORD) Comments

Check Text

Access the IIS 10.0 Web Server. Navigate to: HKLM\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Server Verify a REG_DWORD value of "0" for "DisabledByDefault". Verify a REG_DWORD value of "1" for "Enabled". Navigate to: HKLM\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.0\Server HKLM\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.1\Server HKLM\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\SSL 3.0\Server Verify a REG_DWORD value of "1" for "DisabledByDefault". Verify a REG_DWORD value of "0" for "Enabled". If any of the respective registry paths do not exist or are configured with the wrong value, this is a finding. SSL 3.0 is disabled by default in newer Operating Systems. If SSL 3.0 has a registry DWORD enabled with a value of 1, this is a finding. If this key is not present, this is not a finding.

Fix Text

Access the IIS 10.0 Web Server. Navigate to: HKLM\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Server Create a REG_DWORD named "DisabledByDefault" with a value of "0". Create a REG_DWORD named "Enabled" with a value of "1". Navigate to: HKLM\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.0\Server HKLM\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.1\Server HKLM\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\SSL 3.0\Server For each protocol: Create a REG_DWORD named "DisabledByDefault" with a value of "1". Create a REG_DWORD named "Enabled" with a value of "0".

V-218823 CAT I All accounts installed with the IIS 10.0 web server software...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) was unable to determine a Status but found the below configuration on 03/05/2026: ResultHash: 5A9A993DF5E4702982BD11FC1A399EF47A354B5D ~~~~~ Local user accounts on this system. Confirm if any are used by IIS and if so, verify that default passwords have been changed: Name: DOD_Admin Enabled: True SID: S-1-5-21-2359828523-3188837691-268305261-1000 Password Age: 113 days Comments Ensured IIS 10.0 web server logs all required HTTP request details to facilitate auditing, forensic analysis, and security monitoring. This is Not a Finding

Check Text

Access the IIS 10.0 web server. Access the "Apps" menu. Under "Administrative Tools", select "Computer Management". In left pane, expand "Local Users and Groups" and click "Users". Review the local users listed in the middle pane. If any local accounts are present and used by IIS 10.0, verify with System Administrator that default passwords have been changed. If passwords have not been changed from the default, this is a finding.

Fix Text

Access the IIS 10.0 web server. Access the "Apps" menu. Under Administrative Tools, select Computer Management. In left pane, expand "Local Users and Groups" and click on "Users". Change passwords for any local accounts present that are used by IIS 10.0, then verify with System Administrator default passwords have been changed. Develop an internal process for changing passwords on a regular basis.

V-218786 CAT II Both the log file and Event Tracing for Windows (ETW) for th...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be OPEN on 03/05/2026 ResultHash: 6A6094447CB8DE66FC6303CBDD8749BE276169CF ~~~~~ File is the only option selected. Comments Manual check shows settings as follows: Both ETW and Log file logging are enabled. This is Not a Finding

Check Text

Note: If the server is hosting WSUS, this is Not Applicable. Open the IIS 10.0 Manager. Click the IIS 10.0 server name. Click the "Logging" icon. Under Log Event Destination, verify the "Both log file and ETW event" radio button is selected. If the "Both log file and ETW event" radio button is not selected, this is a finding.

Fix Text

Open the IIS 10.0 Manager. Click the IIS 10.0 server name. Click the "Logging" icon. Under Log Event Destination, select the "Both log file and ETW event" radio button. Under the "Actions" pane, click "Apply".

V-218788 CAT II The IIS 10.0 web server must produce log records that contai...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be OPEN on 03/05/2026 ResultHash: 7599E6F84AF0FE02631E378C3BDEFF3AC6CE19D6 ~~~~~ Log format is 'W3C' The 'Request Header >> Connection' custom field is NOT configured. The 'Request Header >> Warning' custom field is NOT configured. Comments Log format is 'W3C' The 'Request Header >> Connection' custom field is configured. The 'Request Header >> Warning' custom field is configured. This is Not a Finding

Check Text

Note: If the server is hosting WSUS, this is Not Applicable. Access the IIS 10.0 web server IIS Manager. Click the IIS 10.0 web server name. Under "IIS", double-click the "Logging" icon. Verify the "Format:" under "Log File" is configured to "W3C". Select "Fields". Under "Custom Fields", verify the following fields have been configured: Request Header >> Connection. Request Header >> Warning. If any of the above fields are not selected, this is a finding.

Fix Text

Access the IIS 10.0 web server IIS Manager. Click the IIS 10.0 web server name. Under "IIS", double-click the "Logging" icon. Verify the "Format:" under "Log File" is configured to "W3C". Select "Fields". Under "Custom Fields", click "Add Field...". For each field being added, give a name unique to what the field is capturing. Click on the "Source Type" drop-down list and select "Request Header". Click the "Source" drop-down list, and select "Connection". Click "OK" to add. Click the "Source Type" drop-down list, and select "Request Header". Click the "Source" drop-down list, and select "Warning". Click "OK" to add. Click "Apply" under the "Actions" pane.

V-218789 CAT II The IIS 10.0 web server must produce log records containing ...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be OPEN on 03/05/2026 ResultHash: C3C26BB04CA1EEAB0A14FFB0A603274C530242F3 ~~~~~ Log format is 'W3C' User Agent, User Name, and Referrer are all logged. The 'Request Header >> Authorization' custom field is NOT configured. The 'Response Header >> Content-Type' custom field is NOT configured. Comments Log format is 'W3C' User Agent, User Name, and Referrer are all logged. The 'Request Header >> Authorization' custom field is configured. The 'Response Header >> Content-Type' custom field is configured. This is Not a Finding

Check Text

Note: If the server is hosting WSUS, this is Not Applicable. Access the IIS 10.0 web server IIS Manager. Click the IIS 10.0 web server name. Under "IIS", double-click the "Logging" icon. Verify the "Format:" under "Log File" is configured to "W3C". Select "Fields". Under "Standard Fields", verify "User Agent", "User Name", and "Referrer" are selected. Under "Custom Fields", verify the following field has been configured: Request Header >> Authorization. Response Header >> Content-Type. If any of the above fields are not selected, this is a finding.

Fix Text

Access the IIS 10.0 web server IIS Manager. Click the IIS 10.0 web server name. Under "IIS", double-click the "Logging" icon. Verify the "Format:" under "Log File" is configured to "W3C". Select "Fields". Under "Standard Fields", select "User Agent", "User Name", and "Referrer". Under "Custom Fields", select the following fields: Click the "Source Type" drop-down list, and select "Request Header". Click on "Source" drop-down, list and select "Authorization". Click "OK" to add. Click the "Source" drop-down list, and select "Content-Type". Click the "Source Type" drop-down list, and select "Response Header". Click "OK" to add. Click "OK". Click "Apply" under the "Actions" pane.

V-218791 CAT II The log data and records from the IIS 10.0 web server must b...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) was unable to determine a Status but found the below configuration on 03/05/2026: ResultHash: 74E69E807F3DCC8CA324A8C5947BC62D9FE1A815 ~~~~~ Log Directory: %SystemDrive%\inetpub\logs\LogFiles Ensure the logs in the directory above are being backed up. Comments Verified the paths of all log files are part of the system backup. This is Not a Finding

Check Text

The IIS 10.0 web server and website log files should be backed up by the system backup. To determine if log files are backed up by the system backup, determine the location of the web server log files and each website's log files. Open the IIS 10.0 Manager. Click the IIS 10.0 server name. Click the "Logging" icon. Under "Log File" >> "Directory" obtain the path of the log file. Once all locations are known, consult with the System Administrator to review the server's backup procedure and policy. Verify the paths of all log files are part of the system backup. Verify log files are backed up to an unrelated system or onto separate media on which the system the web server is running. If the paths of all log files are not part of the system backup and/or not backed up to a separate media, this is a finding.

Fix Text

Configure system backups to include the directory paths of all IIS 10.0 web server and website log files.

V-218792 CAT II The IIS 10.0 web server must not perform user management for...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details No details recorded. Comments Ensured that user management for hosted applications is performed outside of the IIS 10.0 web server. Utilized enterprise-wide user management solutions, such as LDAP or Active Directory, to handle user authentication and management. This is Not a Finding

Check Text

Interview the System Administrator about the role of the IIS 10.0 web server. If the IIS 10.0 web server is hosting an application, have the SA provide supporting documentation on how the application's user management is accomplished outside of the IIS 10.0 web server. If the IIS 10.0 web server is not hosting an application, this is Not Applicable. If the IIS web server is performing user management for hosted applications, this is a finding. If the IIS 10.0 web server is hosting an application and the SA cannot provide supporting documentation on how the application's user management is accomplished outside of the IIS 10.0 web server, this is a finding.

Fix Text

Reconfigure any hosted applications on the IIS 10.0 web server to perform user management outside the IIS 10.0 web server. Document how the hosted application user management is accomplished.

V-218793 CAT II The IIS 10.0 web server must only contain functions necessar...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) was unable to determine a Status but found the below configuration on 03/05/2026: ResultHash: 909864146B7EF18AC7E6CCAEB573BFB88320271A ~~~~~ Software installed on this system: ActivID ActivClient x64 Axway Desktop Validator CRLAutoCache DoD Secure Host Baseline Server InstallRoot Microsoft Edge Microsoft NetBanner Microsoft Visual C++ 2015-2022 Redistributable (x64) - 14.38.33130 Microsoft Visual C++ 2015-2022 Redistributable (x86) - 14.38.33130 STIG Viewer 3 (Machine) Veritas Backup Exec Remote Agent for Windows WinZip 23.0 Comments Ensured that the IIS 10.0 web server contains only the functions necessary for its operation. This involved removing or disabling any unnecessary features, services, and modules to minimize potential security risks. This is Not a Finding

Check Text

Click “Start”. Open Control Panel. Click “Programs”. Click “Programs and Features”. Review the installed programs. If any programs are installed other than those required for the IIS 10.0 web services, this is a finding. Note: If additional software is needed, supporting documentation must be signed by the ISSO.

Fix Text

Remove all unapproved programs and roles from the production IIS 10.0 web server.

V-218794 CAT II The IIS 10.0 web server must not be both a website server an...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: 5ACA563509DF0C703A464BA6BDCBE01BACEB7FD1 ~~~~~ Application Request Routing Cache is not installed. Comments

Check Text

Open the IIS 10.0 Manager. Under the "Connections" pane on the left side of the management console, select the IIS 10.0 web server. If, under the IIS installed features "Application Request Routing Cache" is not present, this is not a finding. If, under the IIS installed features "Application Request Routing Cache" is present, double-click the icon to open the feature. From the right "Actions" pane under "Proxy", select "Server Proxy Settings...". In the "Application Request Routing" settings window, verify whether "Enable proxy" is selected. If "Enable proxy" is selected under the "Application Request Routing" settings, this is a finding. If the server has been approved to be a Proxy server, this requirement is Not Applicable.

Fix Text

Open the IIS 10.0 Manager. Under the "Connections" pane on the left side of the management console, select the IIS 10.0 web server. Under the IIS installed features, if "Application Request Routing Cache" is present, double-click the icon to open the feature. From the right "Actions" pane, under "Proxy", select "Server Proxy Settings...". In the "Application Request Routing" settings window, remove the check from the "Enable proxy" check box. Click "Apply" in the "Actions" pane.

V-218796 CAT II The accounts created by uninstalled features (i.e., tools, u...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) was unable to determine a Status but found the below configuration on 03/05/2026: ResultHash: 18A38144AE758B632F13BB4CD7F8C15B7EA37790 ~~~~~ Local user accounts on this system: DefaultAccount DOD_Admin Visitor WDAGUtilityAccount X_Admin Comments There are no accounts created by uninstalled features. This is Not a Finding

Check Text

Access the IIS 10.0 web server. Access “Apps” menu. Under “Administrative Tools”, select “Computer Management”. In the left pane, expand "Local Users and Groups" and click "Users". Review the local users listed in the middle pane. If any local accounts are present and were created by features which have been uninstalled or are not used, this is a finding.

Fix Text

Access the IIS 10.0 web server. Access “Apps” menu. Under “Administrative Tools”, select “Computer Management”. In the left pane, expand "Local Users and Groups" and click "Users". Delete any local accounts which were created by features which have been uninstalled or are not used.

V-218797 CAT II The IIS 10.0 web server must be reviewed on a regular basis ...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) was unable to determine a Status but found the below configuration on 03/05/2026: ResultHash: A651C464F3C53AD8D73A90109651B37A8084D1B7 ~~~~~ The following Windows features are installed: AzureArcSetup DeviceHealthAttestationService FileAndStorage-Services File-Services FS-FileServer NET-Framework-45-ASPNET NET-Framework-45-Core NET-Framework-45-Features NET-WCF-HTTP-Activation45 NET-WCF-Services45 NET-WCF-TCP-PortSharing45 PowerShell PowerShellRoot Storage-Services System-DataArchiver WAS WAS-Config-APIs WAS-Process-Model Web-App-Dev Web-Asp-Net45 Web-Common-Http Web-Default-Doc Web-Dir-Browsing Web-Filtering Web-Health Web-Http-Errors Web-Http-Logging Web-Http-Tracing Web-Includes Web-ISAPI-Ext Web-ISAPI-Filter Web-Mgmt-Console Web-Mgmt-Tools Web-Net-Ext45 Web-Performance Web-Security Web-Server Web-Stat-Compression Web-Static-Content Web-WebServer Windows-Defender WoW64-Support Comments Regularly reviewed the IIS 10.0 web server and removed any unnecessary operating system features, utility programs, plug-ins, and modules. This is Not a Finding

Check Text

Consult with the System Administrator and review all of the IIS 10.0 and Operating System features installed. Determine if any features installed are no longer necessary for operation. If any utility programs, features, or modules are installed which are not necessary for operation, this is a finding. If any unnecessary Operating System features are installed, this is a finding.

Fix Text

Remove all utility programs, Operating System features, or modules installed that are not necessary for web server operation.

V-218798 CAT II The IIS 10.0 web server must have Multipurpose Internet Mail...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be OPEN on 03/05/2026 ResultHash: 47C2C311101A88836E6EF2E986BC87A38AC57B63 ~~~~~ The following invalid MIME types for OS shell program extensions are configured: .exe .dll .csh Comments Manual check shows settings as follows: No invalid MIME types for OS shell program extensions found.

Check Text

Note: If the server is hosting WSUS, this is not applicable. Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Under IIS, double-click the "MIME Types" icon. From the "Group by:" drop-down list, select "Content Type". From the list of extensions under "Application", verify MIME types for OS shell program extensions have been removed, to include at a minimum, the following extensions: .exe .dll .com .bat .csh If any OS shell MIME types are configured, this is a finding.

Fix Text

Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Under IIS, double-click the "MIME Types" icon. From the "Group by:" drop-down list, select "Content Type". From the list of extensions under "Application", remove MIME types for OS shell program extensions, to include at a minimum, the following extensions: .exe .dll .com .bat .csh Under the "Actions" pane, click "Apply".

V-218799 CAT II The IIS 10.0 web server must have Web Distributed Authoring ...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: 11E9E664D97AAF7C5FF4F4BDDCF9203D790D431E ~~~~~ WebDAV is not installed. Comments

Check Text

Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Review the features listed under the “IIS" section. If the "WebDAV Authoring Rules" icon exists, this is a finding.

Fix Text

Access Server Manager on the IIS 10.0 web server. Click the IIS 10.0 web server name. Click on "Manage". Select "Add Roles and Features". Click "Next" in the "Before you begin" dialog box. Select "Role-based or feature-based installation" on the "Installation Type" dialog box and click "Next". Select the IIS 10.0 web server in the "Server Selection" dialog box. From the "Windows Features" dialog box, navigate to "World Wide Web Services" >> "Common HTTP Features". De-select "WebDAV Publishing", and click "Next" to complete removing the WebDAV Publishing feature from the IIS 10.0 web server.

V-218801 CAT II Java software installed on a production IIS 10.0 web server ...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: 7C036395A18A2F6B324D665A6F665274B1C279AC ~~~~~ No .java or .jpp files were found on the system. Comments

Check Text

Search the system for files with either .java or .jpp extensions. If files with .java or .jpp extensions are found, this is a finding.

Fix Text

Remove all files from the web server with both .java and .jpp extensions.

V-218803 CAT II The IIS 10.0 web server must separate the hosted application...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details No details recorded. Comments Ensured all IIS 10.0 scripts, applications, and configuration files have proper permissions to prevent unauthorized access, modification, or execution. This is Not a Finding

Check Text

Review the IIS 10.0 web server configuration with the System Administrator. Determine if the IIS 10.0 web server hosts any applications. If the IIS 10.0 web server does not host any applications, this is Not Applicable. If the IIS 10.0 web server is hosting Exchange, this is Not Applicable. If the IIS 10.0 web server hosts applications, review the application's management functionality and authentication methods with the System Administrator to determine if the management of the application is accomplished with the same functions and authentication methods as the web server management. If the IIS 10.0 web server management and the application's management functionality is not separated, this is a finding.

Fix Text

Develop a method to manage the hosted applications, either by moving its management functions off of the IIS 10.0 web server or by accessing the application's management via a uniquely assigned IP address.

V-218804 CAT II The IIS 10.0 web server must use cookies to track session st...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: 82F8F3236DC4CEA119EF339FF044AF71A3B6F80F ~~~~~ Cookie Settings Mode is configured to 'UseCookies' Comments

Check Text

Note: If ASP.NET is not installed, this is Not Applicable. Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Under "ASP.Net", double-click the "Session State" icon. Under "Cookie Settings", verify the "Mode" has "Use Cookies" selected from the drop-down list. If the "Cookie Settings" "Mode" is not set to "Use Cookies", this is a finding. Alternative method: Click the site name. Select "Configuration Editor" under the "Management" section. From the "Section:" drop-down list at the top of the configuration editor, locate "system.web/sessionState". Verify the "cookieless" is set to "UseCookies". If the "cookieless" is not set to "UseCookies", this is a finding. Note: If IIS 10.0 server/site is used only for system-to-system maintenance, does not allow users to connect to interface, and is restricted to specific system IPs, this is Not Applicable.

Fix Text

Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Under "ASP.Net", double-click the "Session State" icon. Under "Cookie Settings", select "Use Cookies” from the "Mode" drop-down list. Click "Apply" in the "Actions" pane.

V-218805 CAT II The IIS 10.0 web server must accept only system-generated se...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: 7533F9E6958FD6D045546A3732F63AFD8472E223 ~~~~~ Cookie Settings Mode is configured to 'UseCookies' Time-out is configured to '00:15:00' Comments

Check Text

Note: If ASP.NET is not installed, this is Not Applicable. Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Under the "ASP.NET" section, select "Session State". Under "Cookie Settings", verify the "Use Cookies" mode is selected from the "Mode:" drop-down list. Under "Time-out (in minutes)", verify a maximum of 15 minutes is entered. If the "Use Cookies" mode is selected and Time-out (in minutes) is configured for "15 minutes" (or less), this is not a finding. Alternative method: Click the site name. Select "Configuration Editor" under the "Management" section. From the "Section:" drop-down list at the top of the configuration editor, locate "system.web/sessionState". Verify the "cookieless" is set to "UseCookies". If the "cookieless" is not set to "UseCookies", this is a finding. Note: If IIS 10.0 server/site is used only for system-to-system maintenance, does not allow users to connect to interface, and is restricted to specific system IPs, this is Not Applicable.

Fix Text

Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Under the "ASP.NET" section, select "Session State". Under "Cookie Settings", select the "Use Cookies" mode from the "Mode:" drop-down list. Under "Time-out (in minutes)", enter a value of "15 or less".

V-218806 CAT II The IIS 10.0 web server must augment re-creation to a stable...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details No details recorded. Comments Disabled directory browsing in IIS 10.0 to prevent unauthorized users from viewing file and folder listings, reducing exposure to sensitive information. This is Not a Finding

Check Text

Interview the System Administrator for the IIS 10.0 web server. Ask for documentation on the disaster recovery methods tested and planned for the IIS 10.0 web server in the event of the necessity for rollback. If documentation for a disaster recovery has not been established, this is a finding.

Fix Text

Prepare documentation for disaster recovery methods for the IIS 10.0 web server in the event of the necessity for rollback. Document and test the disaster recovery methods designed.

V-218807 CAT II The production IIS 10.0 web server must utilize SHA2 encrypt...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: 530DCB7F759E36FF01EB01CF5B0A9E37991A6046 ~~~~~ Validation method is configured to 'HMACSHA256' Encryption method is configured to 'Auto' Comments

Check Text

Note: If ASP.NET is not installed, this is Not Applicable. Note: If the IIS 10.0 web server is hosting Exchange, this is Not Applicable. Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Double-click the "Machine Key" icon in the website Home Pane. Verify "HMACSHA256" or stronger encryption is selected for the Validation method and "Auto" is selected for the Encryption method. If "HMACSHA256" or stronger encryption is not selected for the Validation method and/or "Auto" is not selected for the Encryption method, this is a finding. If .NET is not installed, this is Not Applicable.

Fix Text

Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Double-click the "Machine Key" icon in the web server Home Pane. Set the Validation method to "HMACSHA256" or stronger. Set the Encryption method to "Auto". Click "Apply" in the "Actions" pane.

V-218808 CAT II Directory Browsing on the IIS 10.0 web server must be disabl...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: 5386A3B2F3411A770BCAD2C194ACBAEBD1970A52 ~~~~~ Directory Browsing is disabled. Comments

Check Text

Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Double-click the "Directory Browsing" icon. Under the “Actions” pane verify "Directory Browsing" is disabled. If “Directory Browsing” is not disabled, this is a finding.

Fix Text

Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Double-click the "Directory Browsing" icon. Under the "Actions" pane click "Disabled". Under the "Actions" pane, click "Apply".

V-218810 CAT II Warning and error messages displayed to clients must be modi...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: 8DD7CFE973D10647A1435F5B797FDBD4463D27D1 ~~~~~ Error Responses is configured to 'Detailed errors for local requests and custom error pages for remote requests' errorMode: DetailedLocalOnly Comments

Check Text

Note: If the server is hosting WSUS, this is Not Applicable. Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Double-click the "Error Pages" icon. Click any error message, and then click "Edit Feature Setting" from the "Actions" Pane. This will apply to all error messages. If the feature setting is not set to "Detailed errors for local requests and custom error pages for remote requests", or "Custom error pages" this is a finding.

Fix Text

Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Double-click the "Error Pages" icon. Click any error message, and then click "Edit Feature Setting" from the "Actions" Pane. This will apply to all error messages. Set Feature Setting to "Detailed errors for local requests and custom error pages for remote requests" or "Custom error pages".

V-218812 CAT II The IIS 10.0 web server must restrict inbound connections fr...

1 asset Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT APPLICABLE on 03/05/2026 ResultHash: 69339D5EDE3A1D594FB554D39E84CA77B3304C98 ~~~~~ The remote management feature of IIS is not installed so this check is Not Applicable. Comments

Check Text

Note: This requirement applies to the Web Management Service. If the Web Management Service is not installed, this is Not Applicable. Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Under "Management", double-click "Management Service". If "Enable remote connections" is not selected, this is Not Applicable. If "Enable remote connections" is selected, review the entries under "IP Address Restrictions". Verify only known, secure IP ranges are configured as "Allow". If "IP Address Restrictions" are not configured or IP ranges configured to "Allow" are not restrictive enough to prevent connections from nonsecure zones, this is a finding.

Fix Text

Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Under "Management", double-click "Management Service". Stop the Web Management Service under the "Actions" pane. Configure only known, secure IP ranges as "Allow". Select "Apply" in "Actions" pane. Restart the Web Management Service under the "Actions" pane.

V-218813 CAT II The IIS 10.0 web server must provide the capability to immed...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: 32AFF8CF36570A0DC084CA270EE023B4DED1D486 ~~~~~ There is nothing preventing an administrator from shutting down either the webservice or an individual IIS site in the event of an attack. Documentation exists describing how. Comments

Check Text

Interview the System Administrator and Web Manager. Ask for documentation for the IIS 10.0 web server administration. Verify there are documented procedures for shutting down an IIS 10.0 website in the event of an attack. The procedure should, at a minimum, provide the following steps: Determine the respective website for the application at risk of an attack. Access the IIS 10.0 web server IIS Manager. Select the respective website. In the "Actions" pane, under "Manage Website", click "Stop". If necessary, stop all websites. If necessary, stop the IIS 10.0 web server by selecting the web server in the IIS Manager. In the "Actions" pane, under "Manage Server", click "Stop". If the web server is not capable or cannot be configured to disconnect or disable remote access to the hosted applications when necessary, this is a finding.

Fix Text

Prepare documented procedures for shutting down an IIS 10.0 website in the event of an attack. The procedure should, at a minimum, provide the following steps: Determine the respective website for the application at risk of an attack. Access the IIS 10.0 web server IIS Manager. Select the respective website. In the "Actions" pane, under "Manage Website", click "Stop". If necessary, stop all websites. If necessary, stop the IIS 10.0 web server by selecting the web server in the IIS Manager. In the "Actions" pane, under "Manage Server", click "Stop".

V-218814 CAT II IIS 10.0 web server system files must conform to minimum fil...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: 3D17137C642E0082CB98AAEDAD92AC406296074C ~~~~~ Path: C:\inetpub OverallState: More restrictive than Expected Compliance: Compliant Unexpected rules... --------------------- State: MoreRestrictive Compliant: True Identity: APPLICATION PACKAGE AUTHORITY\ALL APPLICATION PACKAGES Type: N/A Basic: N/A Expected: ReadAndExecute Advanced: Expected: ExecuteFile, ListDirectory, ReadAttributes, ReadData, ReadExtendedAttributes, ReadPermissions, Traverse Inherited: N/A AppliesTo: N/A Summary: Missing Rule: An expected rule with rights 'ReadAndExecute' was not found on the system. State: MoreRestrictive Compliant: True Identity: APPLICATION PACKAGE AUTHORITY\ALL RESTRICTED APPLICATION PACKAGES Type: N/A Basic: N/A Expected: ReadAndExecute Advanced: Expected: ExecuteFile, ListDirectory, ReadAttributes, ReadData, ReadExtendedAttributes, ReadPermissions, Traverse Inherited: N/A AppliesTo: N/A Summary: Missing Rule: An expected rule with rights 'ReadAndExecute' was not found on the system. --------------------- Comments

Check Text

Open Explorer and navigate to the inetpub directory. Right-click "inetpub" and select "Properties". Click the "Security" tab. Verify the permissions for the following users; if the permissions are less restrictive, this is a finding. System: Full control Administrators: Full control TrustedInstaller: Full control ALL APPLICATION PACKAGES (built-in security group): Read and execute, This folder, subfolders and files ALL RESTRICTED APPLICATION PACKAGES (built-in security group): Read and execute, This folder, subfolders and files Users: Read and execute, list folder contents CREATOR OWNER: Full Control, Subfolders and files only

Fix Text

Open Explorer and navigate to the inetpub directory. Right-click "inetpub" and select "Properties". Click the "Security" tab. Set the following permissions: System: Full control Administrators: Full control TrustedInstaller: Full control ALL APPLICATION PACKAGES (built-in security group): Read and execute, This folder, subfolders and files ALL RESTRICTED APPLICATION PACKAGES (built-in security group): Read and execute, This folder, subfolders and files Users: Read and execute, list folder contents CREATOR OWNER: Full Control, Subfolders and files only

V-218815 CAT II The IIS 10.0 web server must use a logging mechanism configu...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: 6ADE9501D86E927416808AF0B186536D51A249DE ~~~~~ Logs are set to roll over Daily. Comments

Check Text

Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Under "IIS" double-click the "Logging" icon. In the "Logging" configuration box, determine the "Directory:" to which the "W3C" logging is being written. Confirm with the System Administrator that the designated log path is of sufficient size to maintain the logging. Under "Log File Rollover", verify "Do not create new log files" is not selected. Verify a schedule is configured to rollover log files on a regular basis. Consult with the System Administrator to determine if there is a documented process for moving the log files off of the IIS 10.0 web server to another logging device. If the designated logging path device is not of sufficient space to maintain all log files, and there is not a schedule to rollover files on a regular basis, this is a finding.

Fix Text

Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Under "IIS" double-click on the "Logging" icon. If necessary, in the "Logging" configuration box, re-designate a log path to a location able to house the logs. Under "Log File Rollover", de-select the "Do not create new log files" setting. Configure a schedule to rollover log files on a regular basis.

V-218816 CAT II Access to web administration tools must be restricted to the...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: C7672C2E607627099A46E345AF4C5CCB919F07F7 ~~~~~ Path: C:\WINDOWS\system32\inetsrv\Inetmgr.exe OverallState: More restrictive than Expected Compliance: Compliant Unexpected rules... --------------------- State: MoreRestrictive Compliant: True Identity: CREATOR OWNER Type: N/A Basic: N/A Expected: FullControl Advanced: Expected: AppendData, ChangePermissions, CreateDirectories, CreateFiles, Delete, DeleteSubdirectoriesAndFiles, ExecuteFile, ListDirectory, ReadAttributes, ReadData, ReadExtendedAttributes, ReadPermissions, TakeOwnership, Traverse, WriteAttributes, WriteData, WriteExtendedAttributes Inherited: N/A AppliesTo: N/A Summary: Missing Rule: An expected rule with rights 'FullControl' was not found on the system. --------------------- Comments

Check Text

Right-click "InetMgr.exe", then click "Properties" from the "Context" menu. Select the "Security" tab. Review the groups and user names. The following accounts may have Full control privileges: TrustedInstaller Web Managers Web Manager designees CREATOR OWNER The following accounts may have read and execute, or read permissions: Non Web Manager Administrators ALL APPLICATION PACKAGES (built-in security group) ALL RESTRICTED APPLICATION PACKAGES (built-in security group) SYSTEM Users Specific users may be granted read and execute and read permissions. Compare the local documentation authorizing specific users, against the users observed when reviewing the groups and users. If any other access is observed, this is a finding.

Fix Text

Restrict access to the web administration tool to only the web manager and the web manager’s designees.

V-218817 CAT II The IIS 10.0 web server must not be running on a system prov...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) was unable to determine a Status but found the below configuration on 03/05/2026: ResultHash: 909864146B7EF18AC7E6CCAEB573BFB88320271A ~~~~~ Software installed on this system: ActivID ActivClient x64 Axway Desktop Validator CRLAutoCache DoD Secure Host Baseline Server InstallRoot Microsoft Edge Microsoft NetBanner Microsoft Visual C++ 2015-2022 Redistributable (x64) - 14.38.33130 Microsoft Visual C++ 2015-2022 Redistributable (x86) - 14.38.33130 STIG Viewer 3 (Machine) Veritas Backup Exec Remote Agent for Windows WinZip 23.0 Comments Enabled and enforced TLS 1.2 or higher in IIS 10.0 to ensure secure encrypted communication and protect against vulnerabilities in outdated protocols. This is Not a Finding

Check Text

Review programs installed on the OS. Open Control Panel. Open Programs and Features. The following programs may be installed without any additional documentation: Administration Pack for IIS IIS Search Engine Optimization Toolkit Microsoft .NET Framework version 3.5 SP1 or greater Microsoft Web Platform Installer version 3.x or greater Virtual Machine Additions Review the installed programs, if any programs are installed other than those listed above, this is a finding. Note: If additional software is needed and has supporting documentation signed by the ISSO, this is not a finding.

Fix Text

Remove all unapproved programs and roles from the production web server.

V-218818 CAT II The Internet Printing Protocol (IPP) must be disabled on the...

1 asset Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT APPLICABLE on 03/05/2026 ResultHash: 1BA0DAED412A266D2A2A6B88E64E20ADB5E27D37 ~~~~~ 'C:\WINDOWS\web\printers' does not exist. The Print Services role and the Internet Printing role are not installed so this check is Not Applicable. Comments

Check Text

If the Print Services role and the Internet Printing role are not installed, this check is Not Applicable. Navigate to the following directory: %windir%\web\printers If this folder exists, this is a finding. Determine whether Internet Printing is enabled: Click “Start”, click “Administrative Tools”, and then click “Server Manager”. Expand the roles node, right-click “Print Services”, and then select “Remove Roles Services”. If the Internet Printing option is enabled, this is a finding.

Fix Text

Click “Start”, click “Administrative Tools”, and then click “Server Manager”. Expand the roles node, right-click “Print Services”, and then select “Remove Roles Services”. If the Internet Printing option is checked, clear the check box, click “Next”, and then click “Remove” to complete the wizard.

V-218819 CAT II The IIS 10.0 web server must be tuned to handle the operatio...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: 8CBC995ED18829A1A7D2C11A22AFC94E2B587D36 ~~~~~ Registry Path: HKLM:\SYSTEM\CurrentControlSet\Services\HTTP\Parameters Value Name: URIEnableCache Value: 0 Type: REG_DWORD Registry Path: HKLM:\SYSTEM\CurrentControlSet\Services\HTTP\Parameters Value Name: UriMaxUriBytes Value: 0 Type: REG_DWORD Registry Path: HKLM:\SYSTEM\CurrentControlSet\Services\HTTP\Parameters Value Name: UriScavengerPeriod Value: 0 Type: REG_DWORD Comments

Check Text

If the IIS 10.0 web server is not hosting any applications, this is Not Applicable. If the IIS 10.0 web server is hosting applications, consult with the system administrator to determine risk analysis performed when the application was written and deployed to the IIS 10.0 web server. Obtain documentation on the configuration. Verify, at a minimum, the following tuning settings in the registry. Access the IIS 10.0 web server registry. Verify the following keys are present and configured. The required setting depends upon the requirements of the application. Recommended settings are not provided as these settings must be explicitly configured to show a conscientious tuning has been made. Navigate to HKLM\SYSTEM\CurrentControlSet\Services\HTTP\Parameters\ REG_DWORD "URIEnableCache" REG_DWORD "UriMaxUriBytes" REG_DWORD "UriScavengerPeriod" If explicit settings are not configured for "URIEnableCache", "UriMaxUriBytes" and "UriScavengerPeriod", this is a finding.

Fix Text

Access the IIS 10.0 web server registry. Verify the following keys are present and configured. The required setting depends upon the requirements of the application. These settings must be explicitly configured to show a conscientious tuning has been made. Navigate to HKLM\SYSTEM\CurrentControlSet\Services\HTTP\Parameters\ Configure the following registry keys to levels to accommodate the hosted applications. Create REG_DWORD "URIEnableCache" Create REG_DWORD "UriMaxUriBytes" Create REG_DWORD "UriScavengerPeriod"

V-218820 CAT II IIS 10.0 web server session IDs must be sent to the client u...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: C25C8289B0EA2E5E62D0AB638195DFF95EA06806 ~~~~~ keepSessionIdSecure is set to True Comments

Check Text

Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Under the "Management" section, double-click the "Configuration Editor" icon. From the "Section:" drop-down list, select "system.webServer/asp". Expand the "session" section. Verify the "keepSessionIdSecure" is set to "True". If the "keepSessionIdSecure" is not set to "True", this is a finding.

Fix Text

Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Under "Management" section, double-click the "Configuration Editor" icon. From the "Section:" drop-down list, select "system.webServer/asp". Expand the "session" section. Select "True" for the "keepSessionIdSecure" setting. Select "Apply" from the "Actions" pane.

V-218822 CAT II The IIS 10.0 web server must maintain the confidentiality of...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: 4BDF84B533F31E10B68E8C1D4A5EA500F955AE4A ~~~~~ HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Server ValueName 'DisabledByDefault' is '0' (REG_DWORD) HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.0\Server ValueName 'DisabledByDefault' is '1' (REG_DWORD) ValueName 'Enabled' is '0' (REG_DWORD) HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.1\Server ValueName 'DisabledByDefault' is '1' (REG_DWORD) ValueName 'Enabled' is '0' (REG_DWORD) HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\SSL 2.0\Server ValueName 'DisabledByDefault' is '1' (REG_DWORD) ValueName 'Enabled' is '0' (REG_DWORD) HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\SSL 3.0\Server ValueName 'DisabledByDefault' is '1' (REG_DWORD) ValueName 'Enabled' is '0' (REG_DWORD) Comments

Check Text

Review the web server documentation and deployed configuration to determine which version of TLS is being used. If the TLS version is not TLS 1.2 or higher, according to NIST SP 800-52, or if non-FIPS-approved algorithms are enabled, this is a finding.

Fix Text

Configure the web server to use an approved TLS version according to NIST SP 800-52 and to disable all non-approved versions.

V-218824 CAT II Unspecified file extensions on a production IIS 10.0 web ser...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: 6CC480805F1D38F03EA4026B3D32A856071B7CC3 ~~~~~ Unspecified ISAPI is not enabled. NOT A FINDING. Unspecified CGI is not enabled. NOT A FINDING. Comments

Check Text

Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Double-click the "ISAPI and CGI restrictions" icon. Click “Edit Feature Settings". Verify the "Allow unspecified CGI modules" and the "Allow unspecified ISAPI modules" check boxes are NOT checked. If either or both of the "Allow unspecified CGI modules" and the "Allow unspecified ISAPI modules" check boxes are checked, this is a finding.

Fix Text

Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Double-click the "ISAPI and CGI restrictions" icon. Click "Edit Feature Settings". Remove the check from the "Allow unspecified CGI modules" and the "Allow unspecified ISAPI modules" check boxes. Click "OK".

V-218825 CAT II The IIS 10.0 web server must have a global authorization rul...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: A801FC129AB7FA426BB47F800991FE54A5673509 ~~~~~ Compliant Rules: ---------------- Mode: allow Users: All Users Roles: Verbs: Mode: deny Users: Anonymous Users Roles: Verbs: Comments

Check Text

Note: If ASP.NET is not installed, this is Not Applicable. Note: If the Server is hosting Microsoft SharePoint, this is Not Applicable. Note: If the server is hosting WSUS, this is Not Applicable. Note: If the server is hosting Exchange, this is Not Applicable. Note: If the server is public facing, this is Not Applicable. Note: If the website is behind a load balancer or proxy server, this is Not Applicable. Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Double-click the ".NET Authorization Rules" icon. Ensure "All Users" is set to "Allow", and "Anonymous Users" is set to "Deny", otherwise this is a finding. If any other rules are present, this is a finding.

Fix Text

Open the IIS 10.0 Manager. Click the IIS 10.0 web server name. Double-click the ".NET Authorization Rules" icon. Alter the list as necessary to ensure "All Users" is set to "Allow" and "Anonymous Users" is set to "Deny". Remove any other line items.

V-218826 CAT II The IIS 10.0 websites MaxConnections setting must be configu...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: 5A7B32B2A3CB2520F7640F390CB84EC0B4D2A14A ~~~~~ MaxConnections is set to 4294967295 Comments

Check Text

Access the IIS 10.0 IIS Manager. Click the IIS 10.0 server. Select "Configuration Editor" under the "Management" section. From the "Section:" drop-down list at the top of the configuration editor, locate "system.applicationHost/sites". Expand "siteDefaults". Expand "limits". Review the results and verify the value is greater than zero for the "maxconnections" parameter. If the maxconnections parameter is set to zero, this is a finding.

Fix Text

Access the IIS 10.0 IIS Manager. Click the IIS 10.0 server. Select "Configuration Editor" under the "Management" section. From the "Section:" drop-down list at the top of the configuration editor, locate "system.applicationHost/sites". Expand "siteDefaults". Expand "limits". Set the "maxconnections" parameter to a value greater than zero.

V-228572 CAT II An IIS Server configured to be a SMTP relay must require aut...

1 asset Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) was unable to determine a Status but found the below configuration on 03/05/2026: ResultHash: 3B7C7319D6AEB5A130CFDA357A0A502827AB79ED ~~~~~ SMTP-Server Feature: Available System is not listening on port 25. Confirm there are no SMTP relays using a custom port. If no SMTP relays exist, this may be marked as 'Not Applicable'. Comments The IIS web server is not running SMTP relay services, this is Not Applicable.

Check Text

Interview the System Administrator about the role of the IIS 10.0 web server. If the IIS 10.0 web server is running SMTP relay services, have the SA provide supporting documentation on how the server is hardened. A DoD-issued certificate, and specific allowed IP address should be configured. If the IIS web server is not running SMTP relay services, this is Not Applicable. If the IIS web server running SMTP relay services without TLS enabled, this is a finding. If the IIS web server running SMTP relay services is not configured to only allow a specific IP address, from the same network as the relay, this is a finding.

Fix Text

Configure the relay server with a specific allowed IP address, from the same network as the relay, and implement TLS.

V-268325 CAT II The Request Smuggling filter must be enabled.

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: 9C13D4E19413A0316E06B6FA6D701ADB52DBB1C6 ~~~~~ Registry Path: HKLM:\SYSTEM\CurrentControlSet\Services\HTTP\Parameters Value Name: DisableRequestSmuggling Value: 0x00000001 (1) Type: REG_DWORD Comments

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Open Registry Editor. Navigate to "HKLM\System\CurrentControlSet\Services\HTTP\Parameters" Verify "DisableRequestSmuggling” is set to "1". If REG_DWORD DisableRequestSmuggling is not set to 1, this is a finding.

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Navigate to "HKLM\System\CurrentControlSet\Services\HTTP\Parameters". Create REG_DWORD "DisableRequestSmuggling” and set it to "1". Note: This can be performed multiple ways; this is an example.

V-218827 CAT III The IIS 10.0 web server must enable HTTP Strict Transport Se...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be OPEN on 03/05/2026 ResultHash: F09EC8ADFB484180B5174DA75304B712E14EBA02 ~~~~~ HSTS is not enabled. FINDING. HSTS max-age is not configured. FINDING. HSTS includeSubDomains is enabled. NOT A FINDING. HSTS redirectHttpToHttps is enabled. NOT A FINDING. Comments Manual check shows al setting are as follows: HSTS is enabled. NOT A FINDING. HSTS max-age is 5. NOT A FINDING. HSTS includeSubDomains is enabled. NOT A FINDING. HSTS redirectHttpToHttps is enabled. NOT A FINDING. This is Not a Finding

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Note: If the server is hosting WSUS, this is not applicable. Note: If the server is providing OCSP or CRL, and not otherwise hosting any content, this is not applicable. Access the IIS 10.0 Web Server. Open IIS Manager. Click the IIS 10.0 web server name. Open on Configuration Editor under Management. For the Section, navigate to system.applicationHost/sites. Expand siteDefaults and HSTS. If enabled is not set to True, this is a finding. If includeSubDomains is not set to True, this is a finding. If max-age is not set to a value greater than 0, this is a finding. If redirectHttpToHttps is not True, this is a finding. If the website is behind a load balancer or proxy server, and HSTS enablement is handled there, this is not applicable. If the version of Windows Server does not natively support HSTS, this is not a finding.

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Using the Configuration Editor in the IIS Manager or Powershell: Enable HSTS. Set includeSubDomains to True. Set max-age to a value greater than 0. Set redirectHttpToHttps to True.

V-241789 CAT III ASP.NET version must be removed from the HTTP Response Heade...

1 asset 1 Closed Microsoft IIS 10.0 S...

Hostname	IP Address	Status	Assigned To	Last Scan	Actions
SCHR-P3-DP-001	164.231.170.44			2026-03-12
Finding Details Evaluate-STIG 1.2601.0 (Scan-IIS10_0_Server_Checks) found this to be NOT A FINDING on 03/05/2026 ResultHash: 66B7D124A0E1520B94BF24EE1F406C85600BB6A2 ~~~~~ 'X-Powered-By' HTTP header has been removed. Comments

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Note: If ASP.NET is not installed, this is Not Applicable. Open the IIS 10.0 Manager. Under the "Connections" pane on the left side of the management console, select the IIS 10.0 web server. Click the HTTP Response Headers button. Click to select the “X-Powered-By” HTTP Header. If “X-Powered-By” has not been removed, this is a finding.

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Open the IIS 10.0 Manager. Under the "Connections" pane on the left side of the management console, select the IIS 10.0 web server. Click the HTTP Response Headers button. Click to select the “X-Powered-By” HTTP Header. Click “Remove” in the Actions Panel. Note: This can be performed multiple ways, this is an example.

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