Windows Server 2022 Windows Remote Management (WinRM) client must not allow unencrypted traffic.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-254379 | WN22-CC-000480 | SV-254379r958848_rule | Medium |
| Description |
| Unencrypted remote access to a system can allow sensitive information to be compromised. Windows remote management connections must be encrypted to prevent this. Satisfies: SRG-OS-000393-GPOS-00173, SRG-OS-000394-GPOS-00174 |
| STIG | Date |
| Microsoft Windows Server 2022 Security Technical Implementation Guide | 2025-05-15 |
Details
| Check Text (C-57864r848951_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\Windows\WinRM\Client\ Value Name: AllowUnencryptedTraffic Type: REG_DWORD Value: 0x00000000 (0) |
| Fix Text (F-57815r848952_fix) |
| Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Windows Remote Management (WinRM) >> WinRM Client >> Allow unencrypted traffic to "Disabled". |