Registry key auditing configuration does not meet minimum requirements.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-1088	3.010	SV-29631r2_rule	ECAR-3	Medium

Description
Improper modification of the Registry can render a system useless. Modifications to the Registry can have a significant impact on the security configuration of the system. Auditing of significant modifications made to the Registry provides a method of determining the responsible party.

STIG	Date
Windows 2008 Domain Controller Security Technical Implementation Guide	2015-06-03

Details

Check Text ( C-41199r1_chk )
Verify system level auditing of object access is properly configured (see V-6850 “Object access - Registry”). If this is not configured to audit “Failure”, this requirement is a finding. Verify detailed registry auditing is configured. Run “Regedit”. Navigate to the HKEY_LOCAL_MACHINE\SOFTWARE and HKEY_LOCAL_MACHINE\SYSTEM keys. On the menu bar, select “Edit” then “Permissions”. Click on the “Advanced” button. Select the “Auditing” tab. Verify the following is configured: Type - Fail Name - Everyone Access - Full Control Apply to - This key and subkeys If the “Everyone” group, at a minimum is not being audited for all failures, this is a finding.

Check Text ( C-41199r1_chk )

Verify system level auditing of object access is properly configured (see V-6850 “Object access - Registry”). If this is not configured to audit “Failure”, this requirement is a finding.

Verify detailed registry auditing is configured.
Run “Regedit”.
Navigate to the HKEY_LOCAL_MACHINE\SOFTWARE and HKEY_LOCAL_MACHINE\SYSTEM keys.
On the menu bar, select “Edit” then “Permissions”.
Click on the “Advanced” button.
Select the “Auditing” tab.
Verify the following is configured:
Type - Fail
Name - Everyone
Access - Full Control
Apply to - This key and subkeys

If the “Everyone” group, at a minimum is not being audited for all failures, this is a finding.

Fix Text (F-28953r1_fix)
Configure the HKEY_LOCAL_MACHINE\SOFTWARE and HKEY_LOCAL_MACHINE\SYSTEM keys to audit the Everyone Group for all failures. Audit settings should be propagated to subkeys.