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Windows Server 2019 Add workstations to domain user right must only be assigned to the Administrators group on domain controllers.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-93039 | WN19-DC-000350 | SV-103127r1_rule | Medium |
| Description |
|---|
| Inappropriate granting of user rights can provide system, administrative, and other high-level capabilities. Accounts with the "Add workstations to domain" right may add computers to a domain. This could result in unapproved or incorrectly configured systems being added to a domain. |
| STIG | Date |
|---|---|
| Windows Server 2019 Security Technical Implementation Guide | 2020-06-15 |
Details
| Check Text ( C-92357r1_chk ) |
|---|
| This applies to domain controllers. It is NA for 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 "Add workstations to domain" 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 "SeMachineAccountPrivilege" user right, this is a finding. S-1-5-32-544 (Administrators) |
| Fix Text (F-99285r1_fix) |
|---|
| Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> User Rights Assignment >> "Add workstations to domain" to include only the following accounts or groups: - Administrators |