Microsoft Windows 11

User Account Control must virtualize file and registry write failures to per-user locations

STIG ID: WN11-SO-000275 | SRG: SRG-OS-000134-GPOS-00068 | Severity: Medium | CCI: CCI-001084 | Vulnerability ID: V-253475

Description

User Account Control (UAC) is a security mechanism for limiting the elevation of privileges, including administrative accounts, unless authorized. This setting configures non-UAC compliant applications to run in virtualized file and registry entries in per-user locations, allowing them to run.

Check

C-56928r829507_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: EnableVirtualizationValue Type: REG_DWORDValue: 1

Fix

F-56878r829508_fix

Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "User Account Control: Virtualize file and registry write failures to per-user locations" to "Enabled".