Microsoft Windows 11

User Account Control approval mode for the built-in Administrator must be enabled

STIG ID: WN11-SO-000245 |   SRG: SRG-OS-000373-GPOS-00157 |   Severity: Medium |   CCI: CCI-002038 |   Vulnerability ID: V-253468

Description

User Account Control (UAC) is a security mechanism for limiting the elevation of privileges, including administrative accounts, unless authorized. This setting configures the built-in Administrator account so that it runs in Admin Approval Mode.

Check

C-56921r829486_chk

If the following registry value does not exist or is not configured as specified, this is a finding:Registry Hive: HKEY_LOCAL_MACHINERegistry Path: \SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\Value Name: FilterAdministratorTokenValue Type: REG_DWORDValue: 1

Fix

F-56871r829487_fix

Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "User Account Control: Admin Approval Mode for the Built-in Administrator account" to "Enabled".