The Windows Remote Management (WinRM) service must not allow unencrypted traffic.

Overview

Finding IDVersionRule IDIA ControlsSeverity
V-220866WN10-CC-000350SV-220866r958848_ruleCCI-002890medium
Description
Unencrypted remote access to a system can allow sensitive information to be compromised. Windows remote management connections must be encrypted to prevent this.
STIGDate
Microsoft Windows 10 Security Technical Implementation Guide2025-02-25

Details

Check Text (C-220866r958848_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 Value Type: REG_DWORD Value: 0

Fix Text (F-22570r555084_fix)

Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Windows Remote Management (WinRM) >> WinRM Service >> "Allow unencrypted traffic" to "Disabled".