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Standard user accounts must only have Read permissions to the Winlogon registry key.


Overview

Finding ID Version Rule ID IA Controls Severity
V-26070 2.023 SV-33309r3_rule High
Description
Permissions on the Winlogon registry key must only allow privileged accounts to change registry values. If standard users 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 7 Security Technical Implementation Guide 2017-07-28

Details

Check Text ( None )
None
Fix Text (F-80401r1_fix)
Maintain permissions at least as restrictive as the defaults listed below for the "WinLogon" registry key. It is recommended to not change the permissions from the defaults.

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\

The following are the same for each permission listed:
Type - Allow
Inherited from - MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion
Apply to - This key and subkeys

Columns: Name - Permission
TrustedInstaller - Full Control
SYSTEM - Full Control
Administrators - Full Control
Users - Read