Windows Server 2019 must not allow anonymous SID/Name translation.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-205913 | WN19-SO-000210 | SV-205913r991589_rule | CCI-000366 | high |
| Description | ||||
| Allowing anonymous SID/Name translation can provide sensitive information for accessing a system. Only authorized users must be able to perform such translations. | ||||
| STIG | Date | |||
| Microsoft Windows Server 2019 Security Technical Implementation Guide | 2025-05-23 | |||
Details
Check Text (C-205913r991589_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 >> Security Options.
If the value for "Network access: Allow anonymous SID/Name translation" is not set to "Disabled", this is a finding.
Fix Text (F-6178r356102_fix)
Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "Network access: Allow anonymous SID/Name translation" to "Disabled".