Check: WN16-DC-000420
Microsoft Windows Server 2016 STIG:
WN16-DC-000420
(in versions v2 r9 through v1 r8)
Title
The Enable computer and user accounts to be trusted for delegation user right must only be assigned to the Administrators group on domain controllers. (Cat II impact)
Discussion
Inappropriate granting of user rights can provide system, administrative, and other high-level capabilities. The "Enable computer and user accounts to be trusted for delegation" user right allows the "Trusted for Delegation" setting to be changed. This could allow unauthorized users to impersonate other users.
Check Content
This applies to domain controllers. A separate version applies to other systems. Verify the effective setting in Local Group Policy Editor. Run "gpedit.msc". Navigate to Local Computer Policy >> Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> User Rights Assignment. If any accounts or groups other than the following are granted the "Enable computer and user accounts to be trusted for delegation" user right, this is a finding. - Administrators For server core installations, run the following command: Secedit /Export /Areas User_Rights /cfg c:\path\filename.txt Review the text file. If any SIDs other than the following are granted the "SeEnableDelegationPrivilege" user right, this is a finding. S-1-5-32-544 (Administrators)
Fix Text
Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> User Rights Assignment >> "Enable computer and user accounts to be trusted for delegation" to include only the following accounts or groups: - Administrators
Additional Identifiers
Rule ID: SV-225005r958726_rule
Vulnerability ID: V-225005
Group Title: SRG-OS-000324-GPOS-00125
Expert Comments
CCIs
Number | Definition |
---|---|
CCI-002235 |
Prevent non-privileged users from executing privileged functions. |
Controls
Number | Title |
---|---|
AC-6(10) |
Prohibit Non-privileged Users from Executing Privileged Functions |