CVE-2023-35386

Windows Kernel Elevation of Privilege Vulnerability

CVE-2023-35386 is fixed in 23 products on 1 platform, first by KB5029242, released August 8, 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

0.0555

92nd percentile

Where it's fixed

Product	Fixed in	Fix	Released
Microsoft
Windows 10 Version 1607 for 32-bit Systems	14393.6167	KB5029242	Aug 8, 2023
Windows 10 Version 1607 for x64-based Systems	14393.6167	KB5029242	Aug 8, 2023
Windows 10 Version 1809 for 32-bit Systems	17763.4737	KB5029247	Aug 8, 2023
Windows 10 Version 1809 for ARM64-based Systems	17763.4737	KB5029247	Aug 8, 2023
Windows 10 Version 1809 for x64-based Systems	17763.4737	KB5029247	Aug 8, 2023
Windows 10 Version 21H2 for 32-bit Systems		KB5029244	Aug 8, 2023
Windows 10 Version 21H2 for ARM64-based Systems		KB5029244	Aug 8, 2023
Windows 10 Version 21H2 for x64-based Systems		KB5029244	Aug 8, 2023
Windows 10 Version 22H2 for 32-bit Systems		KB5029244	Aug 8, 2023
Windows 10 Version 22H2 for ARM64-based Systems		KB5029244	Aug 8, 2023
Windows 10 Version 22H2 for x64-based Systems		KB5029244	Aug 8, 2023
Windows 10 for 32-bit Systems	10240.20107	KB5029259	Aug 8, 2023
Windows 10 for x64-based Systems	10240.20107	KB5029259	Aug 8, 2023
Windows 11 Version 22H2 for ARM64-based Systems	22621.2134	KB5029263	Aug 8, 2023
Windows 11 Version 22H2 for x64-based Systems	22621.2134	KB5029263	Aug 8, 2023
Windows 11 version 21H2 for ARM64-based Systems	22000.2295	KB5029253	Aug 8, 2023
Windows 11 version 21H2 for x64-based Systems	22000.2295	KB5029253	Aug 8, 2023
Windows Server 2016	14393.6167	KB5029242	Aug 8, 2023
Windows Server 2016 (Server Core installation)	14393.6167	KB5029242	Aug 8, 2023
Windows Server 2019	17763.4737	KB5029247	Aug 8, 2023
Windows Server 2019 (Server Core installation)	17763.4737	KB5029247	Aug 8, 2023
Windows Server 2022		KB5029367	Aug 8, 2023
Windows Server 2022	20348.1906	KB5029250	Aug 8, 2023
Windows Server 2022 (Server Core installation)		KB5029367	Aug 8, 2023
Windows Server 2022 (Server Core installation)	20348.1906	KB5029250	Aug 8, 2023

Details

Published
August 8, 2023
Weakness
Out-of-bounds Read
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-35386

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