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


Overview

Finding ID Version Rule ID IA Controls Severity
V-225398 WN12-CC-000125 SV-225398r569185_rule Medium
Description
Digest authentication is not as strong as other options and may be subject to man-in-the-middle attacks.
STIG Date
Microsoft Windows Server 2012/2012 R2 Member Server Security Technical Implementation Guide 2022-03-01

Details

Check Text ( C-27097r471536_chk )
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: 0
Fix Text (F-27085r471537_fix)
Configure the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Windows Remote Management (WinRM) -> WinRM Client -> "Disallow Digest authentication" to "Enabled".