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The Add workstations to domain user right must only be assigned to the Administrators group.


Overview

Finding ID Version Rule ID IA Controls Severity
V-224998 WN16-DC-000350 SV-224998r569186_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
Microsoft Windows Server 2016 Security Technical Implementation Guide 2021-03-05

Details

Check Text ( C-26689r465896_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-26677r465897_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