Vulnerabilities

CVE-2023-36424

Microsoft Windows Out-of-Bounds Read Vulnerability

Actively exploited (CISA KEV) High 7.8 CVSS 3.1

Description

Windows Common Log File System Driver Elevation of Privilege Vulnerability

Description as published by the source, in English.

Key facts

Published
2023-11-14
Last modified
2026-06-17
Assigned by
secure@microsoft.com
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Scored by
nvd@nist.gov (NVD Primary)
Probability of exploitation
12.2 % higher than 96 % of all known vulnerabilities
EPSS, next 30 days, model v2026.06.15
Fix available
Yes, see references

Actively exploited

CISA added this vulnerability to the Known Exploited Vulnerabilities catalogue on 2026-04-13, with a remediation deadline of 2026-04-27 for US federal agencies.

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Affected products

Vendor Product Versions Status
Microsoft Windows 10 1507 < 10.0.10240.20308 Affected
Microsoft Windows 10 1607 < 10.0.14393.6452 Affected
Microsoft Windows 10 1809 < 10.0.17763.5122 Affected
Microsoft Windows 10 21h2 < 10.0.19044.3693 Affected
Microsoft Windows 10 22h2 < 10.0.19045.3693 Affected
Microsoft Windows 11 21h2 < 10.0.22000.2600 Affected
Microsoft Windows 11 22h2 < 10.0.22621.2715 Affected
Microsoft Windows 11 23h2 < 10.0.22631.2715 Affected
Microsoft Windows Server 2008 all versions listed Affected
Microsoft Windows Server 2008 r2 Affected
Microsoft Windows Server 2012 all versions listed Affected
Microsoft Windows Server 2012 r2 Affected
Microsoft Windows Server 2016 < 10.0.14393.6452 Affected
Microsoft Windows Server 2019 < 10.0.17763.5122 Affected
Microsoft Windows Server 2022 < 10.0.20348.2091 Affected
Microsoft Windows Server 2022 23h2 < 10.0.25398.531 Affected

Weakness type

References

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