← CVE catalog

CVE-2021-25369

Medium CVSS 6.2 Known exploited

Published 2021-03-26 · last changed 2026-06-17 · added to CISA KEV 2022-11-08

This one is being exploited in the wild.

CISA added CVE-2021-25369 to the Known Exploited Vulnerabilities catalog on 2022-11-08. Federal agencies are required to remediate it on a deadline. If you have affected machines, this is the class of finding that moves ahead of the rest of the queue.

The fix

We hold no Microsoft remediation data for CVE-2021-25369, which normally means it is not a Windows CVE. For non-Microsoft software the fix is the vendor's own updated release, and the affected versions are listed below.

What it is

An improper access control vulnerability in sec_log file prior to SMR MAR-2021 Release 1 exposes sensitive kernel information to userspace.

Sources

CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N