CRITICAL 9.8 Microsoft

CVE-2023-23392

HTTP Protocol Stack Remote Code Execution Vulnerability

Microsoft Security Update 2023-Mar: HTTP Protocol Stack Remote Code Execution Vulnerability

Affected Products

Windows Server 2022
Windows Server 2022 (Server Core installation)
Windows 11 version 21H2 for x64-based Systems
Windows 11 version 21H2 for ARM64-based Systems
Windows 11 Version 22H2 for ARM64-based Systems
Windows 11 Version 22H2 for x64-based Systems

References

Published: 2023-03-14 · Source: Microsoft · Feed updated: 2026-09-17

This critical severity vulnerability with a CVSS score of 9.8 was published on 2023-03-14 via Microsoft. Affected: Windows Server 2022, Windows Server 2022 (Server Core installation), Windows 11 version 21H2 for x64-based Systems and 3 more.

Risk Timeline

CVE Disclosed2023-03-14 · 1282 days ago

Remediation Resources

Official Advisory

msrc.microsoft.com/update-guide/vulnerability/CVE-2023-23392

NVD / MITRE

nvd.nist.gov/vuln/detail/CVE-2023-23392

Related Vulnerabilities

CVE	Title	Severity	CVSS
CVE-2025-49708	Microsoft Graphics Component Elevation of Privilege Vulnerability	CRITICAL	9.9
CVE-2024-30080	Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability	CRITICAL	9.8
CVE-2023-21554 PoC	Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability	CRITICAL	9.8
CVE-2023-28250	Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability	CRITICAL	9.8
CVE-2022-34718 PoC	Windows TCP/IP Remote Code Execution Vulnerability	CRITICAL	9.8
CVE-2022-34721	Windows Internet Key Exchange (IKE) Protocol Extensions Remote Code Execution Vu	CRITICAL	9.8

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