Windows Server 2022 administrator accounts must not be enumerated during elevation.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-254355 | WN22-CC-000240 | SV-254355r958518_rule | Medium |
| Description |
| Enumeration of administrator accounts when elevating can provide part of the logon information to an unauthorized user. This setting configures the system to always require users to type in a username and password to elevate a running application. |
| STIG | Date |
| Microsoft Windows Server 2022 Security Technical Implementation Guide | 2025-05-15 |
Details
| Check Text (C-57840r848879_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\CredUI\ Value Name: EnumerateAdministrators Type: REG_DWORD Value: 0x00000000 (0) |
| Fix Text (F-57791r848880_fix) |
| Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Credential User Interface >> Enumerate administrator accounts on elevation to "Disabled". |