# CVE-2022-26923

Active Directory Domain Services Elevation of Privilege Vulnerability

- Page: https://www.vulneraibility.com/cve/CVE-2022-26923
- CVSS: 8.8
- Known exploited: yes, in CISA KEV since 2022-08-18; CISA due date 2022-09-08
- EPSS: 83.50% (percentile 99.7)
- Unvetted proof-of-concept code on GitHub: 1 Metasploit module · 9 GitHub proofs of concept (first 2022-05-12)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2025-02-04)
- Weakness: CWE-295
- Published: 2022-05-10

## Affected versions

- Microsoft Windows 10 Version 1507: affected >= 10.0.10240.0 and < 10.0.10240.19297
- Microsoft Windows 10 Version 1607: affected >= 10.0.14393.0 and < 10.0.14393.5850
- Microsoft Windows 10 Version 1809: affected >= 10.0.17763.0 and < 10.0.17763.4252; >= 10.0.0 and < 10.0.17763.4252
- Microsoft Windows 10 Version 1909: affected >= 10.0.0 and < 10.0.18363.2274
- Microsoft Windows 10 Version 20H2: affected >= 10.0.0 and < 10.0.19042.1706
- Microsoft Windows 10 Version 21H1: affected >= 10.0.0 and < 10.0.19043.1706
- Microsoft Windows 10 Version 21H2: affected >= 10.0.19043.0 and < 10.0.19043.1706
- Microsoft Windows 11 version 21H2: affected >= 10.0.0 and < 10.0.22000.1817
- Microsoft Windows 8.1: affected >= 6.3.0 and < 6.3.9600.20371
- Microsoft Windows Server 2012 R2: affected >= 6.3.9600.0 and < 6.3.9600.20919
- Microsoft Windows Server 2012 R2 (Server Core installation): affected >= 6.3.9600.0 and < 6.3.9600.20919
- Microsoft Windows Server 2016: affected >= 10.0.14393.0 and < 10.0.14393.5850
- Microsoft Windows Server 2016 (Server Core installation): affected >= 10.0.14393.0 and < 10.0.14393.5850
- Microsoft Windows Server 2019: affected >= 10.0.17763.0 and < 10.0.17763.4252
- Microsoft Windows Server 2019 (Server Core installation): affected >= 10.0.17763.0 and < 10.0.17763.4252
- Microsoft Windows Server 2022: affected >= 10.0.20348.0 and < 10.0.20348.1668
- Microsoft Windows Server version 20H2: affected >= 10.0.0 and < 10.0.19042.1706

A version outside these ranges is not a statement that it is unaffected.

## References

- [advisory] https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-26923
- [other] https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-26923
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26923

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.