CVE-2023-28252 KEV
7.8
HIGH · CVSS 3.1 · EPSS 49% (pctl 99)
Patch first
On CISA KEV — known exploited in the wild, due 2023-05-02.
Description
Windows Common Log File System Driver Elevation of Privilege Vulnerability
Scoring
| CVSS | 7.8 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 48.97% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-122 |
| On CISA KEV | yes — remediate by 2023-05-02 |
| Public exploit | none known |
| Published | 2023-04-11 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Microsoft Windows Common Log File System (CLFS) Driver Privilege Escalation Vulnerability |
|---|---|
| Added | 2023-04-11 |
| Due | 2023-05-02 |
| Vendor / product | Microsoft / Windows |
| Ransomware use | known |
Affected (13)
| Vendor | Product |
|---|---|
| microsoft | windows 10 1507 |
| microsoft | windows 10 1607 |
| microsoft | windows 10 1809 |
| microsoft | windows 10 20h2 |
| microsoft | windows 10 21h2 |
| microsoft | windows 10 22h2 |
| microsoft | windows 11 21h2 |
| microsoft | windows 11 22h2 |
| microsoft | windows server 2008 |
| microsoft | windows server 2012 |
| microsoft | windows server 2016 |
| microsoft | windows server 2019 |
| microsoft | windows server 2022 |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-28252
- http://packetstormsecurity.com/files/174668/Windows-Common-Log-File-System-Driver-clfs.sys-Privilege-Escalation.html
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-28252
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-28252
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