Windows Server 2019 Windows Remote Management (WinRM) service must not allow unencrypted traffic.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-205817 | WN19-CC-000510 | SV-205817r569188_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 2019 Security Technical Implementation Guide | 2022-03-01 |
Details
| Check Text ( C-6082r355813_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\Service\ Value Name: AllowUnencryptedTraffic Type: REG_DWORD Value: 0x00000000 (0) |
| Fix Text (F-6082r355814_fix) |
|---|
| Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Windows Remote Management (WinRM) >> WinRM Service >> "Allow unencrypted traffic" to "Disabled". |