STIGUI
V-220948CAT II — Medium severitySV-220948r958518_rule

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

Rule version WN10-SO-000260 · STIG v3 · 2025-09-24

Discussion

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

If the following registry value does not exist or is not configured as specified, this is a finding:

Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\

Value Name: EnableInstallerDetection

Value Type: REG_DWORD Value: 1

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".

Identifiers

Group ID
V-220948
Group title
SRG-OS-000134-GPOS-00068
Rule ID
SV-220948r958518_rule
Check ID
C-22663r555329_chk
Fix ID
F-22652r555330_fix