The system will be configured to audit "System -> Security System Extension" successes.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-26555	WINAU-000904	SV-33663r1_rule	ECAR-2 ECAR-3	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 detecting 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. Security System Extension records events related to extension code being loaded by the security subsystem.

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 detecting 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. Security System Extension records events related to extension code being loaded by the security subsystem.

STIG	Date
Windows Server 2008 R2 Domain Controller Security Technical Implementation Guide	2013-03-14

Details

Check Text ( C-34123r1_chk )
Security Option “Audit: Force audit policy subcategory settings (Windows Vista or later) to override audit policy category settings” must be set to “Enabled” (V-14230) for the detailed auditing subcategories to be effective. Use the AuditPol tool to review the current Audit Policy configuration: -Open a Command Prompt with elevated privileges (“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: System -> Security System Extension - Success

Check Text ( C-34123r1_chk )

Security Option “Audit: Force audit policy subcategory settings (Windows Vista or later) to override audit policy category settings” must be set to “Enabled” (V-14230) for the detailed auditing subcategories to be effective.

Use the AuditPol tool to review the current Audit Policy configuration:
-Open a Command Prompt with elevated privileges (“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:

System -> Security System Extension - Success

Fix Text (F-29803r1_fix)
Detailed auditing subcategories are configured in Security Settings -> Advanced Audit Policy Configuration. The summary level settings under Security Settings -> Local Policies -> Audit Policy will not be enforced (see V-14230). Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Advanced Audit Policy Configuration -> System Audit Policies -> System -> "Audit Security System Extension" with “Success” selected.

Fix Text (F-29803r1_fix)

Detailed auditing subcategories are configured in Security Settings -> Advanced Audit Policy Configuration. The summary level settings under Security Settings -> Local Policies -> Audit Policy will not be enforced (see V-14230).

Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Advanced Audit Policy Configuration -> System Audit Policies -> System -> "Audit Security System Extension" with “Success” selected.