Finding ID | Version | Rule ID | IA Controls | Severity |
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V-254389 | WN22-DC-000050 | SV-254389r1000170_rule | Medium |
Description |
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This setting determines the period of time (in days) during which a user's Ticket Granting Ticket (TGT) may be renewed. This security configuration limits the amount of time an attacker has to crack the TGT and gain access. Satisfies: SRG-OS-000112-GPOS-00057, SRG-OS-000113-GPOS-00058 |
STIG | Date |
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Microsoft Windows Server 2022 Security Technical Implementation Guide | 2024-06-14 |
Check Text ( C-57874r848981_chk ) |
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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 "Maximum lifetime for user ticket renewal" is greater than "7" days, this is a finding. |
Fix Text (F-57825r848982_fix) |
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Configure the policy value in the Default Domain Policy for Computer Configuration >> Policies >> Windows Settings >> Security Settings >> Account Policies >> Kerberos Policy >> Maximum lifetime for user ticket renewal to a maximum of "7" days or less. |