Windows Server 2016 must be configured to audit Logon/Logoff

Windows Server 2016 must be configured to audit Logon/Logoff - Group Membership successes.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-224891	WN16-AU-000240	SV-224891r569186_rule		Medium

Description
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. Audit Group Membership records information related to the group membership of a user's logon token.

Description

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. Audit Group Membership records information related to the group membership of a user's logon token.

STIG	Date
Microsoft Windows Server 2016 Security Technical Implementation Guide	2023-03-02

Details

Check Text ( C-26582r465575_chk )
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. Logon/Logoff >> Group Membership - Success

Check Text ( C-26582r465575_chk )

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.

Logon/Logoff >> Group Membership - Success

Fix Text (F-26570r465576_fix)
Configure the policy value for Computer Configuration >> Windows Settings >> Advanced Audit Policy Configuration >> System Audit Policies >> Logon/Logoff >> "Audit Group Membership" with "Success" selected.