Microsoft Defender AV must be configured to enable the Automatic Exclusions feature.

Overview

Finding IDVersionRule IDIA ControlsSeverity
V-213431WNDF-AV-000007SV-213431r823034_ruleCCI-001242medium
Description
This setting allows an administrator to specify if Automatic Exclusions feature for Server SKUs should be turned off.
STIGDate
Microsoft Defender Antivirus Security Technical Implementation Guide2022-04-08

Details

Check Text (C-213431r823034_chk)

Verify the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Microsoft Defender Antivirus >> Exclusions >> "Turn off Auto Exclusions" is set to "Disabled". Procedure: Use the Windows Registry Editor to navigate to the following key: HKLM\Software\Policies\Microsoft\Windows Defender\Exclusions Criteria: If the value "DisableAutoExclusions" is REG_DWORD = 0, this is not a finding.

Fix Text (F-14654r823033_fix)

Set the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Microsoft Defender Antivirus >> Exclusions >> "Turn off Auto Exclusions" to "Disabled".