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The Deny log on through Remote Desktop Services user right on domain controllers must be configured to prevent unauthenticated access.


Overview

Finding ID Version Rule ID IA Controls Severity
V-225004 WN16-DC-000410 SV-225004r569186_rule Medium
Description
Inappropriate granting of user rights can provide system, administrative, and other high-level capabilities. The "Deny log on through Remote Desktop Services" user right defines the accounts that are prevented from logging on using Remote Desktop Services. The Guests group must be assigned this right to prevent unauthenticated access.
STIG Date
Microsoft Windows Server 2016 Security Technical Implementation Guide 2021-09-29

Details

Check Text ( C-26695r465914_chk )
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 the following accounts or groups are not defined for the "Deny log on through Remote Desktop Services" user right, this is a finding.

- Guests Group

For server core installations, run the following command:

Secedit /Export /Areas User_Rights /cfg c:\path\filename.txt

Review the text file.

If the following SID(s) are not defined for the "SeDenyRemoteInteractiveLogonRight" user right, this is a finding.

S-1-5-32-546 (Guests)
Fix Text (F-26683r465915_fix)
Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> User Rights Assignment >> "Deny log on through Remote Desktop Services" to include the following:

- Guests Group