CVE-2023-41772

Win32k Elevation of Privilege Vulnerability

CVE-2023-41772 is fixed in 17 products on 1 platform, first by KB5031361, released October 10, 2023. It is not reported as exploited, but the vendor rates exploitation more likely. Patch Radar priority: Urgent.

Urgent

CVSS

7.8

Important

Exploitation

More likely

Vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.1331

96th percentile

Where it's fixed

Product	Fixed in	Fix	Released
Microsoft
Windows 10 Version 1809 for 32-bit Systems	17763.4974	KB5031361	Oct 10, 2023
Windows 10 Version 1809 for ARM64-based Systems	17763.4974	KB5031361	Oct 10, 2023
Windows 10 Version 1809 for x64-based Systems	17763.4974	KB5031361	Oct 10, 2023
Windows 10 Version 21H2 for 32-bit Systems		KB5031356	Oct 10, 2023
Windows 10 Version 21H2 for ARM64-based Systems		KB5031356	Oct 10, 2023
Windows 10 Version 21H2 for x64-based Systems		KB5031356	Oct 10, 2023
Windows 10 Version 22H2 for 32-bit Systems		KB5031356	Oct 10, 2023
Windows 10 Version 22H2 for ARM64-based Systems		KB5031356	Oct 10, 2023
Windows 10 Version 22H2 for x64-based Systems		KB5031356	Oct 10, 2023
Windows 11 Version 22H2 for ARM64-based Systems	22621.2428	KB5031354	Oct 10, 2023
Windows 11 Version 22H2 for x64-based Systems	22621.2428	KB5031354	Oct 10, 2023
Windows 11 version 21H2 for ARM64-based Systems	22000.2538	KB5031358	Oct 10, 2023
Windows 11 version 21H2 for x64-based Systems	22000.2538	KB5031358	Oct 10, 2023
Windows Server 2019	17763.4974	KB5031361	Oct 10, 2023
Windows Server 2019 (Server Core installation)	17763.4974	KB5031361	Oct 10, 2023
Windows Server 2022	20348.2031	KB5031364	Oct 10, 2023
Windows Server 2022 (Server Core installation)	20348.2031	KB5031364	Oct 10, 2023

Details

Published
October 10, 2023
Weakness
Improper Access Control
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-41772

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