Live › vulnerability › CVE-2023-28252
Go to dashboardMicrosoft Windows Common Log File System (CLFS) driver has a flaw that lets a local user escalate privileges. It is confirmed exploited in the wild and tagged as used in ransomware attacks.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 3h before NVD. All times on this page are UTC.
Apply updates per vendor instructions.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| Microsoft Windows | vendor | – | – |
| microsoft windows 10 1507 | vendor | < 10.0.10240.19869 | 10.0.10240.19869 |
| microsoft windows 10 1607 | vendor | < 10.0.14393.5850 | 10.0.14393.5850 |
| microsoft windows 10 1809 | vendor | < 10.0.17763.4252 | 10.0.17763.4252 |
| microsoft windows 10 20h2 | vendor | < 10.0.19042.2846 | 10.0.19042.2846 |
| microsoft windows 10 21h2 | vendor | < 10.0.19044.2846 | 10.0.19044.2846 |
| microsoft windows 10 22h2 | vendor | < 10.0.19045.2846 | 10.0.19045.2846 |
| microsoft windows 11 21h2 | vendor | < 10.0.22000.1817 | 10.0.22000.1817 |
| microsoft windows 11 22h2 | vendor | < 10.0.22621.1555 | 10.0.22621.1555 |
| microsoft windows server 2008 | vendor | – | – |
| microsoft windows server 2008 | vendor | = r2 | – |
| microsoft windows server 2012 | vendor | – | – |
| microsoft windows server 2012 | vendor | = r2 | – |
| microsoft windows server 2016 | vendor | – | – |
| microsoft windows server 2019 | vendor | – | – |
| microsoft windows server 2022 | vendor | – | – |
Unknown from the sources.
Apply the Microsoft Windows security update that addresses CVE-2023-28252, per vendor instructions (CISA KEV required action).
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Microsoft Windows Common Log File System (CLFS) driver contains an unspecified vulnerability that allows for privilege escalation.
CISA required action: Apply updates per vendor instructions.
This page as .md · .json · in your agent: get_signal("CVE-2023-28252")
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