Check: WN11-CC-000335
Microsoft Windows 11 STIG:
WN11-CC-000335
(in versions v2 r2 through v1 r1)
Title
The Windows Remote Management (WinRM) client must not allow unencrypted traffic. (Cat II impact)
Discussion
Unencrypted remote access to a system can allow sensitive information to be compromised. Windows remote management connections must be encrypted to prevent this.
Check Content
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 Value Type: REG_DWORD Value: 0
Fix Text
Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Windows Remote Management (WinRM) >> WinRM Client >> "Allow unencrypted traffic" to "Disabled".
Additional Identifiers
Rule ID: SV-253417r958848_rule
Vulnerability ID: V-253417
Group Title: SRG-OS-000393-GPOS-00173
Expert Comments
CCIs
| Number | Definition |
|---|---|
| CCI-002860 |
Defines the security functions that must be satisfied when the primary means of implementing the security function is unavailable or compromised. |
| CCI-002890 |
Implement organization-defined cryptographic mechanisms to protect the integrity of nonlocal maintenance and diagnostic communications. |