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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 |
|---|---|---|---|---|
| WN12-UR-000021-DC | WN12-UR-000021-DC | WN12-UR-000021-DC_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 2012 Domain Controller Security Technical Implementation Guide | 2013-07-25 |
Details
| Check Text ( C-WN12-UR-000021-DC_chk ) |
|---|
| 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 |
| Fix Text (F-WN12-UR-000021-DC_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 |