# CVE-2023-28252

Windows Common Log File System Driver Elevation of Privilege Vulnerability

- Page: https://www.vulneraibility.com/cve/CVE-2023-28252
- CVSS: 7.8
- Known exploited: yes, in CISA KEV since 2023-04-11; CISA due date 2023-05-02; known ransomware use
- EPSS: 48.89% (percentile 98.9)
- Public exploit code: 1 Metasploit module · 7 GitHub proofs of concept (first 2023-06-27)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2024-05-30)
- Weakness: CWE-122
- Published: 2023-04-11

## Affected versions

- Microsoft Windows 10 Version 1507: affected >= 10.0.10240.0 and < 10.0.10240.19869
- 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 20H2: affected >= 10.0.0 and < 10.0.19042.2846
- Microsoft Windows 10 Version 21H2: affected >= 10.0.19043.0 and < 10.0.19044.2846
- Microsoft Windows 10 Version 22H2: affected >= 10.0.19045.0 and < 10.0.19045.2846
- Microsoft Windows 11 version 21H2: affected >= 10.0.0 and < 10.0.22000.1817
- Microsoft Windows 11 version 22H2: affected >= 10.0.22621.0 and < 10.0.22621.1555
- Microsoft Windows Server 2008 R2 Service Pack 1: affected >= 6.1.7601.0 and < 6.1.7601.26466
- Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation): affected >= 6.1.7601.0 and < 6.1.7601.26466
- Microsoft Windows Server 2008 Service Pack 2: affected >= 6.0.6003.0 and < 6.0.6003.22015
- Microsoft Windows Server 2008  Service Pack 2: affected >= 6.0.6003.0 and < 6.0.6003.22015
- Microsoft Windows Server 2008 Service Pack 2 (Server Core installation): affected >= 6.0.6003.0 and < 6.0.6003.22015
- Microsoft Windows Server 2012: affected >= 6.2.9200.0 and < 6.2.9200.24216
- 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 2012 (Server Core installation): affected >= 6.2.9200.0 and < 6.2.9200.24216
- 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

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

## References

- [advisory] https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-28252
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-28252
- [other] http://packetstormsecurity.com/files/174668/Windows-Common-Log-File-System-Driver-clfs.sys-Privilege-Escalation.html

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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.