Microsoft Windows 11

The Windows Remote Management (WinRM) client must not use Basic authentication

STIG ID: WN11-CC-000330 | SRG: SRG-OS-000125-GPOS-00065 | Severity: High | CCI: CCI-000877 | Vulnerability ID: V-253416

Description

Basic authentication uses plain text passwords that could be used to compromise a system.

Check

C-56869r829330_chk

If the following registry value does not exist or is not configured as specified, this is a finding:Registry Hive: HKEY_LOCAL_MACHINERegistry Path: \SOFTWARE\Policies\Microsoft\Windows\WinRM\Client\Value Name: AllowBasicValue Type: REG_DWORDValue: 0

Fix

F-56819r829331_fix

Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Windows Remote Management (WinRM) >> WinRM Client >> "Allow Basic authentication" to "Disabled".