What is CVE-2024-21346?

CVE-2024-21346 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Win32k Elevation of Privilege Vulnerability

Which CVE IDs does CVE-2024-21346 cover?

CVE-2024-21346 covers the following CVE IDs: CVE-2024-21346. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2024-21346?

CVE-2024-21346 has a CVSS v3 base score of 7.8, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2024-21346?

CVE-2024-21346 affects 7 products, including: Windows 11 Version 22H2 for ARM64-based Systems; Windows 11 Version 22H2 for x64-based Systems; Windows 11 Version 23H2 for ARM64-based Systems; Windows 11 Version 23H2 for x64-based Systems; Windows 11 version 21H2 for ARM64-based Systems; and others — see the full list on the advisory page.

CVE-2024-21346HighCVSS 7.8

Win32k Elevation of Privilege Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

February 13, 2024

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2024-21346 →

📋 Description

What privileges could be gained by an attacker who successfully exploited this vulnerability? An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

🎯 Affected products7

Windows 11 Version 22H2 for ARM64-based Systems
Windows 11 Version 22H2 for x64-based Systems
Windows 11 Version 23H2 for ARM64-based Systems
Windows 11 Version 23H2 for x64-based Systems
Windows 11 version 21H2 for ARM64-based Systems
Windows 11 version 21H2 for x64-based Systems
Windows Server 2022, 23H2 Edition (Server Core installation)

✅ Remediation

KB5034766 (Security Update) — fixed build 10.0.22000.2777 KB5034765 (Security Update) — fixed build 10.0.22621.3155 KB5034765 (Security Update) — fixed build 10.0.22631.3155 KB5034769 (Security Update) — fixed build 10.0.25398.709

🔗 CVE IDs covered (1)

📋 Description

🎯 Affected products7

✅ Remediation

🔗 References (7)