Title

Windows Server 2016 must be configured to audit Account Logon - Credential Validation failures. (Cat II impact)

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 Content

Security Option "Audit: Force audit policy subcategory settings (Windows Vista or later) to override audit policy category settings" must be set to "Enabled" (WN16-SO-000050) for the detailed auditing subcategories to be effective. Use the AuditPol tool to review the current Audit Policy configuration: Open an elevated "Command Prompt" (run as administrator). Enter "AuditPol /get /category:*". Compare the AuditPol settings with the following. If the system does not audit the following, this is a finding. Account Logon >> Credential Validation - Failure

Fix Text

Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Advanced Audit Policy Configuration >> System Audit Policies >> Account Logon >> "Audit Credential Validation" with "Failure" selected.

Additional Identifiers

Rule ID: SV-224882r991578_rule

Vulnerability ID: V-224882

Group Title: SRG-OS-000470-GPOS-00214

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