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User Account Control must only elevate UIAccess applications that are installed in secure locations.


Overview

Finding ID Version Rule ID IA Controls Severity
V-226343 WN12-SO-000082 SV-226343r794645_rule Medium
Description
User Account Control (UAC) is a security mechanism for limiting the elevation of privileges, including administrative accounts, unless authorized. This setting configures Windows to only allow applications installed in a secure location on the file system, such as the Program Files or the Windows\System32 folders, to run with elevated privileges.
STIG Date
Microsoft Windows Server 2012/2012 R2 Domain Controller Security Technical Implementation Guide 2022-03-01

Details

Check Text ( C-28045r476873_chk )
UAC requirements are NA on Server Core installations.

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: EnableSecureUIAPaths

Value Type: REG_DWORD
Value: 1
Fix Text (F-28033r476874_fix)
UAC requirements are NA on Server Core installations.

Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> Security Options -> "User Account Control: Only elevate UIAccess applications that are installed in secure locations" to "Enabled".