STIGQter: STIG Summary: Microsoft Windows Server 2012/2012 R2 Domain Controller Security Technical Implementation Guide Version: 3 Release: 2 Benchmark Date: 04 May 2021:

UIAccess applications must not be allowed to prompt for elevation without using the secure desktop.

DISA Rule

SV-226347r569184_rule

Vulnerability Number

V-226347

Group Title

SRG-OS-000134-GPOS-00068

Rule Version

WN12-SO-000086

Severity

CAT II

CCI(s)

• CCI-001084 - The information system isolates security functions from nonsecurity functions.

Weight

10

Fix Recommendation

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: Allow UIAccess applications to prompt for elevation without using the secure desktop" to "Disabled".

Check Contents

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: EnableUIADesktopToggle

Value Type: REG_DWORD
Value: 0

Vulnerability Number

V-226347

Documentable

False

Rule Version

WN12-SO-000086

Severity Override Guidance

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: EnableUIADesktopToggle

Value Type: REG_DWORD
Value: 0

Check Content Reference

M

Target Key

4217

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