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Check: WN08-CC-000125

Windows 8/8.1 STIG: WN08-CC-000125 (in versions v1 r23 through v1 r16)

Title

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

Discussion

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

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 Subkey: \Software\Policies\Microsoft\Windows\WinRM\Client\ Value Name: AllowDigest Type: REG_DWORD Value: 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".

Additional Identifiers

Rule ID: SV-48352r2_rule

Vulnerability ID: V-36714

Group Title: WINCC-000125

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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