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Windows Defender AV must be configured to not allow override of monitoring for incoming and outgoing file activity.


Overview

Finding ID Version Rule ID IA Controls Severity
V-75213 WNDF-AV-000014 SV-89893r2_rule Medium
Description
This policy setting configures a local override for the configuration of monitoring for incoming and outgoing file activity. This setting can only be set by Group Policy. If you enable this setting the local preference setting will take priority over Group Policy. If you disable or do not configure this setting Group Policy will take priority over the local preference setting.
STIG Date
Windows Defender Antivirus Security Technical Implementation Guide 2017-12-27

Details

Check Text ( C-75005r3_chk )
Verify the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Windows Defender Antivirus -> Real-time Protection -> "Configure local setting override for monitoring for incoming and outgoing file activity" is set to "Disabled" or "Not Configure".

Procedure: Use the Windows Registry Editor to navigate to the following key:
HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection

Criteria: If the value "LocalSettingOverrideRealtimeScanDirection" is REG_DWORD = 0, this is not a finding.

If the value does not exist, this is not a finding.

If the value is 1, this is a finding.
Fix Text (F-81823r2_fix)
Set the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Windows Defender Antivirus -> Real-time Protection -> "Configure local setting override for monitoring for incoming and outgoing file activity" to "Disabled" or "Not Configured".