STIGQter: STIG Summary: Microsoft Windows Server 2012/2012 R2 Member Server Security Technical Implementation Guide Version: 3 Release: 2 Benchmark Date: 04 May 2021:

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

DISA Rule

SV-225396r569185_rule

Vulnerability Number

V-225396

Group Title

SRG-OS-000125-GPOS-00065

Rule Version

WN12-CC-000123

Severity

CAT I

CCI(s)

• CCI-000877 - The organization employs strong authenticators in the establishment of nonlocal maintenance and diagnostic sessions.

Weight

10

Fix Recommendation

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

Check Contents

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

Type: REG_DWORD
Value: 0

Vulnerability Number

V-225396

Documentable

False

Rule Version

WN12-CC-000123

Severity Override Guidance

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

Type: REG_DWORD
Value: 0

Check Content Reference

M

Target Key

4214

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