SV-278241r1182208: The Windows Server 2025 "Access Credential Manager as a trusted caller" user right must not be assigned to any groups or accounts. | Microsoft Windows Server 2025 STIG SCAP Benchmark

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Assessment Title

Rule Text

The Windows Server 2025 "Access Credential Manager as a trusted caller" user right must not be assigned to any groups or accounts.

Description

Discussion Text

Inappropriately granting user rights provides system, administrative, and other high-level capabilities. Accounts with the "Access Credential Manager as a trusted caller" user right may be able to retrieve the credentials of other accounts from Credential Manager.

How this relates to the STIG checklist: STIG vs SCAP benchmark.

IA Controls

NIST SP 800-53

Not mappedCCI-002235

References

DPMS Target Microsoft Windows Server 2025 DISA DPMS Target Microsoft Windows Server 2025 5719

SCC Automation Reference

The reconstructed evaluation script behind this rule's OVAL check(s) — every module a compound check combines, with this rule's own concrete values and DISA's SCC tool's real per-module mechanism curated from static teardown of SCC releases.

Assessment Script Powered by AISyntax-verified

A standalone PowerShell script to assess this control automatically. Review before running it in your environment.

Syntax-checked as valid PowerShell. Not executed here — running it for real needs the actual ms_windows_server_2025 target this check assesses.

# OVAL Definition: oval:mil.disa.stig.windows2025:def:278241
$userRight = Get-CimInstance -ClassName Win32_UserRight -Filter "UserName='SE_TRUSTED_CREDMAN_ACCESS_NAME'"
if ($userRight -eq $null) { Write-Output "PASS"; exit 0 } else { Write-Output "FAIL"; exit 1 }

Remediation

Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> User Rights Assignment >> Access Credential Manager as a trusted caller to be defined but containing no entries (blank).