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Check: WN11-CC-000330

Microsoft Windows 11 STIG: WN11-CC-000330 (in versions v2 r2 through v1 r1)

Title

The Windows Remote Management (WinRM) client must not use Basic authentication. (Cat I impact)

Discussion

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

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: AllowBasic 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 Basic authentication" to "Disabled".

Additional Identifiers

Rule ID: SV-253416r958510_rule

Vulnerability ID: V-253416

Group Title: SRG-OS-000125-GPOS-00065

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CCIs

CCIs tied to check.

Number	Definition
CCI-000877	Employ strong authentication in the establishment of nonlocal maintenance and diagnostic sessions.

Controls

Controls tied to check. These are derived from the CCIs shown above.

Number	Title
MA-4	Nonlocal Maintenance