Copying of user input methods to the system account for sign-in must be prevented.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-226169 | WN12-CC-000048 | SV-226169r794430_rule | Medium |
| Description |
|---|
| Allowing different input methods for sign-in could open different avenues of attack. User input methods must be restricted to those enabled for the system account at sign-in. |
| STIG | Date |
|---|---|
| Microsoft Windows Server 2012/2012 R2 Domain Controller Security Technical Implementation Guide | 2022-03-01 |
Details
| Check Text ( C-27871r475830_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\Policies\Microsoft\Control Panel\International\ Value Name: BlockUserInputMethodsForSignIn Type: REG_DWORD Value: 1 |
| Fix Text (F-27859r475831_fix) |
|---|
| Configure the policy value for Computer Configuration -> Administrative Templates -> System -> Locale Services -> "Disallow copying of user input methods to the system account for sign-in" to "Enabled". |