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UIAccess applications must not be allowed to prompt for elevation without using the secure desktop.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| WN12-SO-000086 | WN12-SO-000086 | WN12-SO-000086_rule | Medium |
| Description |
|---|
| User Account Control (UAC) is a security mechanism for limiting the elevation of privileges, including administrative accounts, unless authorized. This setting prevents User Interface Accessibility programs from disabling the secure desktop for elevation prompts. |
| STIG | Date |
|---|---|
| Microsoft Windows Server 2012 Domain Controller Security Technical Implementation Guide | 2013-07-25 |
Details
| Check Text ( C-WN12-SO-000086_chk ) |
|---|
| 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 UAC requirements are NA on Server Core installations. |
| Fix Text (F-WN12-SO-000086_fix) |
|---|
| 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". UAC requirements are NA on Server Core installations. |