Standard user accounts must only have Read permissions to the Active Setup\Installed Components registry key.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-32282	WINRG-000001	SV-42619r2_rule		High

Description
Permissions on the Active Setup\Installed Components registry key must only allow privileged accounts to add or change registry values. If standard user accounts have this capability there is a potential for programs to run with elevated privileges when a privileged user logs on to the system.

STIG	Date
Windows Server 2008 R2 Member Server Security Technical Implementation Guide	2018-09-05

Details

Check Text ( C-66333r1_chk )
Run "Regedit". Navigate to the following registry keys and review the permissions: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\ HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\ (64-bit systems) If the default permissions listed below have been changed, this is a finding. Users - Read Administrators - Full Control SYSTEM - Full Control CREATOR OWNER - Special (Special = Full Control - Subkeys only)

Check Text ( C-66333r1_chk )

Run "Regedit".
Navigate to the following registry keys and review the permissions:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\
HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\ (64-bit systems)

If the default permissions listed below have been changed, this is a finding.

Users - Read
Administrators - Full Control
SYSTEM - Full Control
CREATOR OWNER - Special
(Special = Full Control - Subkeys only)

Fix Text (F-71721r1_fix)
Maintain the default permissions of the following registry keys: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\ HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\ (64-bit systems only) Users - Read Administrators - Full Control SYSTEM - Full Control CREATOR OWNER - Special (Special = Full Control - Subkeys only)