STIGQter: STIG Summary: Microsoft Windows Server 2016 Security Technical Implementation Guide Version: 2 Release: 2 Benchmark Date: 04 May 2021:

Kerberos user logon restrictions must be enforced.

DISA Rule

SV-224965r569186_rule

Vulnerability Number

V-224965

Group Title

SRG-OS-000112-GPOS-00057

Rule Version

WN16-DC-000020

Severity

CAT II

CCI(s)

• CCI-001941 - The information system implements replay-resistant authentication mechanisms for network access to privileged accounts.
• CCI-001942 - The information system implements replay-resistant authentication mechanisms for network access to non-privileged accounts.

Weight

10

Fix Recommendation

Configure the policy value in the Default Domain Policy for Computer Configuration >> Policies >> Windows Settings >> Security Settings >> Account Policies >> Kerberos Policy >> "Enforce user logon restrictions" to "Enabled".

Check Contents

This applies to domain controllers. It is NA for other systems.

Verify the following is configured in the Default Domain Policy.

Open "Group Policy Management".

Navigate to "Group Policy Objects" in the Domain being reviewed (Forest >> Domains >> Domain).

Right-click on the "Default Domain Policy".

Select "Edit".

Navigate to Computer Configuration >> Policies >> Windows Settings >> Security Settings >> Account Policies >> Kerberos Policy.

If the "Enforce user logon restrictions" is not set to "Enabled", this is a finding.

Vulnerability Number

V-224965

Documentable

False

Rule Version

WN16-DC-000020

Severity Override Guidance

This applies to domain controllers. It is NA for other systems.

Verify the following is configured in the Default Domain Policy.

Open "Group Policy Management".

Navigate to "Group Policy Objects" in the Domain being reviewed (Forest >> Domains >> Domain).

Right-click on the "Default Domain Policy".

Select "Edit".

Navigate to Computer Configuration >> Policies >> Windows Settings >> Security Settings >> Account Policies >> Kerberos Policy.

If the "Enforce user logon restrictions" is not set to "Enabled", this is a finding.

Check Content Reference

M

Target Key

4205

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