Microsoft Windows Defender Antivirus STIG: WNDF-AV-000008

Check: WNDF-AV-000008 (in versions v2 r2 through v1 r2)

Title

Windows Defender AV must be configured to disable local setting override for reporting to Microsoft MAPS. (Cat II impact)

Discussion

This policy setting configures a local override for the configuration to join Microsoft MAPS. 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.

Check Content

This is applicable to unclassified systems, for other systems this is NA. Verify the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Windows Defender Antivirus -> MAPS -> "Configure local setting override for reporting to Microsoft MAPS" is set to "Disabled" or "Not Configured". Procedure: Use the Windows Registry Editor to navigate to the following key: HKLM\Software\Policies\Microsoft\Windows Defender\Spynet Criteria: If the value "LocalSettingOverrideSpynetReporting" 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

This is applicable to unclassified systems, for other systems this is NA. Set the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Windows Defender Antivirus -> MAPS -> "Configure local setting override for reporting to Microsoft MAPS" to "Disabled" or "Not Configured".

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CCIs

CCIs tied to check.
Number Definition
CCI-001170

The information system prevents the automatic execution of mobile code in organization-defined software applications.

Controls

Controls tied to check. These are derived from the CCIs shown above.
Number Title
SC-18 (4)

Prevent Automatic Execution