Microsoft Windows 11

User Account Control must be configured to detect application installations and prompt for elevation

STIG ID: WN11-SO-000260 |   SRG: SRG-OS-000134-GPOS-00068 |   Severity: Medium |   CCI: CCI-001084 |   Vulnerability ID: V-253472

Description

User Account Control (UAC) is a security mechanism for limiting the elevation of privileges, including administrative accounts, unless authorized. This setting requires Windows to respond to application installation requests by prompting for credentials.

Check

C-56925r829498_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: EnableInstallerDetectionValue Type: REG_DWORDValue: 1

Fix

F-56875r829499_fix

Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "User Account Control: Detect application installations and prompt for elevation" to "Enabled".