| Vuln ID | Severity | Asset | STIG | Title | Status | Doc Status | Assigned To | Actions |
|---|---|---|---|---|---|---|---|---|
| V-220836 | CAT II | MONT-WS-92040 | Microsoft Windows 10 Security Technical ... | The Windows Defender SmartScreen for Explorer must... | - | |||
Check TextThis is applicable to unclassified systems, for other systems this is NA. If the following registry values do not exist or are not configured as specified, this is a finding: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\System\ Value Name: EnableSmartScreen Value Type: REG_DWORD Value: 0x00000001 (1) And Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\System\ Value Name: ShellSmartScreenLevel Value Type: REG_SZ Value: Block v1607 LTSB: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\System\ Value Name: EnableSmartScreen Value Type: REG_DWORD Value: 0x00000001 (1) v1507 LTSB: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\System\ Value Name: EnableSmartScreen Value Type: REG_DWORD Value: 0x00000002 (2) Fix TextConfigure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> File Explorer >> "Configure Windows Defender SmartScreen" to "Enabled" with "Warn and prevent bypass" selected. Windows 10 includes duplicate policies for this setting. It can also be configured under Computer Configuration >> Administrative Templates >> Windows Components >> Windows Defender SmartScreen >> Explorer. v1607 LTSB: Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> File Explorer >> "Configure Windows SmartScreen" to "Enabled". (Selection options are not available.) v1507 LTSB: Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> File Explorer >> "Configure Windows SmartScreen" to "Enabled" with "Require approval from an administrator before running downloaded unknown software" selected. Finding DetailsEvaluate-STIG 1.2507.5 (Scan-Windows10_Checks) found this to be OPEN on 10/23/2025 ResultHash: 40CCA0704784DC82647DD021A5BABBF4C9FBA509 ~~~~~ 'Configure Windows Defender SmartScreen' is NOT Enabled: (Warn and prevent bypass) Registry Path: HKLM:\SOFTWARE\Policies\Microsoft\Windows\System Value Name: EnableSmartScreen Value: 0x00000000 (0) [Expected 1] Type: REG_DWORD Registry Path: HKLM:\SOFTWARE\Policies\Microsoft\Windows\System Value Name: ShellSmartScreenLevel Value: Block Type: REG_SZ
Source: _Reviewed/MONT-WS-92040/Checklist/MONT-WS-92040_Win10_V3R4_20251023-142421.ckl
Scan Date: 2026-01-14T12:57:26.690022
Technology Area: Windows Operating System
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| V-220836 | CAT II | MONT-WS-92010 | Microsoft Windows 10 Security Technical ... | The Windows Defender SmartScreen for Explorer must... | - | |||
Check TextThis is applicable to unclassified systems, for other systems this is NA. If the following registry values do not exist or are not configured as specified, this is a finding: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\System\ Value Name: EnableSmartScreen Value Type: REG_DWORD Value: 0x00000001 (1) And Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\System\ Value Name: ShellSmartScreenLevel Value Type: REG_SZ Value: Block v1607 LTSB: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\System\ Value Name: EnableSmartScreen Value Type: REG_DWORD Value: 0x00000001 (1) v1507 LTSB: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\System\ Value Name: EnableSmartScreen Value Type: REG_DWORD Value: 0x00000002 (2) Fix TextConfigure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> File Explorer >> "Configure Windows Defender SmartScreen" to "Enabled" with "Warn and prevent bypass" selected. Windows 10 includes duplicate policies for this setting. It can also be configured under Computer Configuration >> Administrative Templates >> Windows Components >> Windows Defender SmartScreen >> Explorer. v1607 LTSB: Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> File Explorer >> "Configure Windows SmartScreen" to "Enabled". (Selection options are not available.) v1507 LTSB: Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> File Explorer >> "Configure Windows SmartScreen" to "Enabled" with "Require approval from an administrator before running downloaded unknown software" selected. Finding DetailsEvaluate-STIG 1.2507.5 (Scan-Windows10_Checks) found this to be OPEN on 10/23/2025 ResultHash: 40CCA0704784DC82647DD021A5BABBF4C9FBA509 ~~~~~ 'Configure Windows Defender SmartScreen' is NOT Enabled: (Warn and prevent bypass) Registry Path: HKLM:\SOFTWARE\Policies\Microsoft\Windows\System Value Name: EnableSmartScreen Value: 0x00000000 (0) [Expected 1] Type: REG_DWORD Registry Path: HKLM:\SOFTWARE\Policies\Microsoft\Windows\System Value Name: ShellSmartScreenLevel Value: Block Type: REG_SZ
Source: _Reviewed/MONT-WS-92010/Checklist/MONT-WS-92010_Win10_V3R4_20251023-141133.ckl
Scan Date: 2026-01-14T12:57:28.689048
Technology Area: Windows Operating System
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| V-220836 | CAT II | MONT-SW-89108 | Microsoft Windows 10 Security Technical ... | The Windows Defender SmartScreen for Explorer must... | - | |||
Check TextThis is applicable to unclassified systems, for other systems this is NA. If the following registry values do not exist or are not configured as specified, this is a finding: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\System\ Value Name: EnableSmartScreen Value Type: REG_DWORD Value: 0x00000001 (1) And Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\System\ Value Name: ShellSmartScreenLevel Value Type: REG_SZ Value: Block v1607 LTSB: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\System\ Value Name: EnableSmartScreen Value Type: REG_DWORD Value: 0x00000001 (1) v1507 LTSB: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\System\ Value Name: EnableSmartScreen Value Type: REG_DWORD Value: 0x00000002 (2) Fix TextConfigure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> File Explorer >> "Configure Windows Defender SmartScreen" to "Enabled" with "Warn and prevent bypass" selected. Windows 10 includes duplicate policies for this setting. It can also be configured under Computer Configuration >> Administrative Templates >> Windows Components >> Windows Defender SmartScreen >> Explorer. v1607 LTSB: Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> File Explorer >> "Configure Windows SmartScreen" to "Enabled". (Selection options are not available.) v1507 LTSB: Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> File Explorer >> "Configure Windows SmartScreen" to "Enabled" with "Require approval from an administrator before running downloaded unknown software" selected. Finding DetailsEvaluate-STIG 1.2510.0 (Scan-Windows10_Checks) found this to be NOT APPLICABLE on 12/17/2025 ResultHash: 131C51BE43E61BFBB569FDD5F046ADBBCD65A458 ~~~~~ This is a classified system so this requirement is NA.
Source: MONT-SW-89108_Win10_V3R5_20251217-203019.ckl
Scan Date: 2026-03-04T15:25:16.342077
Technology Area: Windows Operating System
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| V-220836 | CAT II | MONT-SW-89134 | Microsoft Windows 10 Security Technical ... | The Windows Defender SmartScreen for Explorer must... | - | |||
Check TextThis is applicable to unclassified systems, for other systems this is NA. If the following registry values do not exist or are not configured as specified, this is a finding: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\System\ Value Name: EnableSmartScreen Value Type: REG_DWORD Value: 0x00000001 (1) And Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\System\ Value Name: ShellSmartScreenLevel Value Type: REG_SZ Value: Block v1607 LTSB: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\System\ Value Name: EnableSmartScreen Value Type: REG_DWORD Value: 0x00000001 (1) v1507 LTSB: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\System\ Value Name: EnableSmartScreen Value Type: REG_DWORD Value: 0x00000002 (2) Fix TextConfigure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> File Explorer >> "Configure Windows Defender SmartScreen" to "Enabled" with "Warn and prevent bypass" selected. Windows 10 includes duplicate policies for this setting. It can also be configured under Computer Configuration >> Administrative Templates >> Windows Components >> Windows Defender SmartScreen >> Explorer. v1607 LTSB: Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> File Explorer >> "Configure Windows SmartScreen" to "Enabled". (Selection options are not available.) v1507 LTSB: Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> File Explorer >> "Configure Windows SmartScreen" to "Enabled" with "Require approval from an administrator before running downloaded unknown software" selected. Finding DetailsEvaluate-STIG 1.2510.0 (Scan-Windows10_Checks) found this to be NOT APPLICABLE on 12/17/2025 ResultHash: 131C51BE43E61BFBB569FDD5F046ADBBCD65A458 ~~~~~ This is a classified system so this requirement is NA.
Source: MONT-SW-89134_Win10_V3R5_20251217-201218.ckl
Scan Date: 2026-03-04T15:25:42.339596
Technology Area: Windows Operating System
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