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V-254380

CAT II (Medium)

Windows Server 2022 Windows Remote Management (WinRM) client must not use Digest authentication.

Rule ID

SV-254380r958510_rule

STIG

Microsoft Windows Server 2022 Security Technical Implementation Guide

Version

V2R8

CCIs

CCI-000877

Discussion

Digest authentication is not as strong as other options and may be subject to man-in-the-middle attacks. Disallowing Digest authentication will reduce this potential.

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: AllowDigest

Type: REG_DWORD
Value: 0x00000000 (0)

Fix Text

Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Windows Remote Management (WinRM) >> WinRM Client >> Disallow Digest authentication to "Enabled".