CVE-2023-23392

HTTP Protocol Stack Remote Code Execution Vulnerability

CVE-2023-23392 is fixed in 6 products on 1 platform, first by KB5023706, released March 14, 2023. It is not reported as exploited, but the vendor rates exploitation more likely. Patch Radar priority: Urgent.

Urgent

CVSS

9.8

Critical

Exploitation

More likely

Vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0167

76th percentile

Where it's fixed

Product	Fixed in	Fix	Released
Microsoft
Windows 11 Version 22H2 for ARM64-based Systems	22621.1413	KB5023706	Mar 14, 2023
Windows 11 Version 22H2 for x64-based Systems	22621.1413	KB5023706	Mar 14, 2023
Windows 11 version 21H2 for ARM64-based Systems	22000.1696	KB5023698	Mar 14, 2023
Windows 11 version 21H2 for x64-based Systems	22000.1696	KB5023698	Mar 14, 2023
Windows Server 2022		KB5023786	Mar 14, 2023
Windows Server 2022	20348.1607	KB5023705	Mar 14, 2023
Windows Server 2022 (Server Core installation)		KB5023786	Mar 14, 2023
Windows Server 2022 (Server Core installation)	20348.1607	KB5023705	Mar 14, 2023

Details

Published
March 14, 2023
Weakness
Use After Free
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-23392

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