CVE-2024-21346
HIGHCVSS 7.8/10EPSS 4.12%
Last modified
CVE-2024-21346 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Win32k Elevation of Privilege Vulnerability. EPSS estimates a 4.12% chance of exploitation in the next 30 days.
Description
Win32k Elevation of Privilege Vulnerability
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 11 21h2 | < 10.0.22000.2777 |
| Microsoft | Windows 11 22h2 | < 10.0.22621.3155 |
| Microsoft | Windows 11 23h2 | < 10.0.22631.3155 |
| Microsoft | Windows Server 2022 23h2 | < 10.0.25398.709 |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21346Patch, Vendor Advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21346Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2024-21346?
Win32k Elevation of Privilege Vulnerability
How severe is CVE-2024-21346?
CVE-2024-21346 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 4.12% probability of exploitation in the next 30 days.
How do I fix CVE-2024-21346?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2024-21346?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST