CVE-2022-37976: Active Directory Certificate Services Elevation of Privilege Vulnerability

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-10-11 · updated 2026-06-17

Description

Active Directory Certificate Services Elevation of Privilege Vulnerability

Affected products

Microsoft Windows Server 2008: r2-sp1
Microsoft Windows Server 2012: r2
Microsoft Windows Server 2016: all versions
Microsoft Windows Server 2019: all versions
Microsoft Windows Server 2022: all versions
Microsoft Windows Server 2008 R2 Service Pack 1: from 6.1.7601.0 before 6.1.7601.26174 — fixed in 6.1.7601.26174
Microsoft Windows Server 2008 Service Pack 2: from 6.0.6003.0 before 6.0.6003.21721 — fixed in 6.0.6003.21721
Microsoft Windows Server 2012: from 6.2.9200.0 before 6.2.9200.23920 — fixed in 6.2.9200.23920
Microsoft Windows Server 2012 R2: from 6.3.9600.0 before 6.3.9600.20625 — fixed in 6.3.9600.20625
Microsoft Windows Server 2016: from 10.0.14393.0 before 10.0.14393.5427 — fixed in 10.0.14393.5427
Microsoft Windows Server 2019: from 10.0.17763.0 before 10.0.17763.3532 — fixed in 10.0.17763.3532
Microsoft Windows Server 2022: from 10.0.20348.0 before 10.0.20348.1129 — fixed in 10.0.20348.1129

How to fix

Upgrade to a fixed version: Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.26174; Microsoft Windows Server 2008 Service Pack 2 6.0.6003.21721; Microsoft Windows Server 2012 6.2.9200.23920; Microsoft Windows Server 2012 R2 6.3.9600.20625; Microsoft Windows Server 2016 10.0.14393.5427; Microsoft Windows Server 2019 10.0.17763.3532; Microsoft Windows Server 2022 10.0.20348.1129. Check the vendor advisory for mitigations.

References

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