V-218798
CAT IIThe IIS 10.0 web server must have Multipurpose Internet Mail Extensions (MIME) that invoke OS shell programs disabled.
- Ships Affected
- 2
- Total Findings
- 3
- Open
- 2
- Closed
- 1
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".
STIG Reference
- STIG
- Microsoft IIS 10.0 Server Security Technical Implementation Guide
- Version
- 3
- Release
- 7
- Rule ID
- SV-218798r1112381_rule
All Occurrences
This vulnerability appears on 2 ship(s)
| Ship | Hull # | Source File | Status | Assigned To | Scan Date | Actions |
|---|---|---|---|---|---|---|
| LAB BASELINES | BASELINE | SCHR-P3-DP-001_IIS10Server_V3R6_20260305-132942.cklb | Unassigned | 2026-03-12T15:38:14.420977 | View in Context | |
| USNS MONTFORD POINT | T-ESD-1 | _Reviewed/MONT-DP-001/Checklist/MONT-DP-001_IIS10Server_V3R4_20251023-143809.ckl | Unassigned | 2026-01-14T12:57:35.201603 | View in Context | |
| USNS MONTFORD POINT | T-ESD-1 | _Reviewed/MONT-MB-002/Checklist/MONT-MB-002_IIS10Server_V3R4_20251023-152431.ckl | Unassigned | 2026-01-14T12:57:32.874734 | View in Context |