Finding ID | Version | Rule ID | IA Controls | Severity |
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V-26070 | 2.023 | SV-33309r3_rule | High |
Description |
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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 |
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Windows 7 Security Technical Implementation Guide | 2018-02-12 |
Check Text ( C-74005r2_chk ) |
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Run "Regedit". Navigate to the following registry key: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\ Right-click on "WinLogon" and select "Permissions…". Select "Advanced". If the permissions are not as restrictive as the defaults listed below, this is a finding. 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 |
Fix Text (F-80401r1_fix) |
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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 |