CVE-2024-21431
MEDIUMCVSS 6.7/10EPSS 0.64%
Last modified
CVE-2024-21431 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. Hypervisor-Protected Code Integrity (HVCI) Security Feature Bypass Vulnerability. EPSS estimates a 0.64% chance of exploitation in the next 30 days.
Description
Hypervisor-Protected Code Integrity (HVCI) Security Feature Bypass Vulnerability
Metrics
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 21h2 | < 10.0.19044.4170 |
| Microsoft | Windows 10 22h2 | < 10.0.19045.4170 |
| Microsoft | Windows 11 21h2 | < 10.0.22000.2836 |
| Microsoft | Windows 11 22h2 | < 10.0.22621.3296 |
| Microsoft | Windows 11 23h2 | < 10.0.22631.3296 |
| Microsoft | Windows Server 2022 | < 10.0.20348.2340 |
| Microsoft | Windows Server 2022 23h2 | < 10.0.25398.763 |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21431Patch, Vendor Advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21431Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2024-21431?
Hypervisor-Protected Code Integrity (HVCI) Security Feature Bypass Vulnerability
How severe is CVE-2024-21431?
CVE-2024-21431 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.
How do I fix CVE-2024-21431?
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.
Are you affected by CVE-2024-21431?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST