AD-GPOREP-16: No GPOs should have version mismatches
| ID | AD-GPOREP-16 |
| Severity | Medium |
| Suite | Active Directory (on-premises) |
| Product | Active Directory |
| Feature | Group Policy |
| Security area | Infrastructure hardening |
| Resource type | GroupPolicy |
| User impact of fixing | Low |
| Effort to fix | Medium |
| Reads from | On-premises Active Directory |
What this checks and how to fix it
Section titled “What this checks and how to fix it”Test-MtAdGpoVersionMismatchDetails
Section titled “Test-MtAdGpoVersionMismatchDetails”Returns details of GPOs with a version mismatch.
Why This Test Matters
Section titled “Why This Test Matters”- Detective control: identifies GPOs where the version reported has a mismatch, potentially indicating stale or misapplied policy definitions.
Control Type
Section titled “Control Type”Detective
Security Recommendation
Section titled “Security Recommendation”- Validate GPO versions against a known baseline and correct mismatches to ensure consistent policy behavior.
How the Test Works
Section titled “How the Test Works”- Fetches GPO state, filters GPOReports for HasVersionMismatch being true, and presents a table of mismatched GPOs.
Related Tests
Section titled “Related Tests”Test-MtAdGpoVersionMismatchCount- counts GPOs with version mismatches.
Related links
Section titled “Related links”- Microsoft Learn - Group Policy management
- ANSSI checkpoint: https://www.anssi.gouv.fr/
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