Windows 11 must be configured to audit file system failures.

STIG ID: WN11-AU-000581  |  SRG: SRG-OS-000062-GPOS-00031 |  Severity: medium |  CCI: CCI-000172 |  Vulnerability Id: V-278926

Vulnerability Discussion

Maintaining an audit trail of system activity logs can help identify configuration errors, troubleshoot service disruptions, and analyze compromises that have occurred, as well as detect attacks. Audit logs are necessary to provide a trail of evidence in case the system or network is compromised. Collecting this data is essential for analyzing the security of information assets and detecting signs of suspicious and unexpected behavior. Credential validation records events related to validation tests on credentials for a user account logon.

Check

Verify that Audit File System auditing has been enabled:

Computer Configuration >> Windows Settings >> Security Settings >> Advanced Audit Policy Configuration >> System Audit Policies >> Object Access >> Audit File System.

If "Audit File System" is not set to "Failure", this is a finding.

Fix

Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Advanced Audit Policy Configuration >> System Audit Policies >> Object Access >> "Audit File System" with "Failure" selected.