Vulnerability · Published Mar 12, 2024 · Assigned by microsoft

CVE-2024-21431Hypervisor-Protected Code Integrity (HVCI) Security Feature Bypass Vulnerability

High 7.8

In plain English

A high-severity incorrect permission assignment in Windows 10 Version 21H2 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 51% of all known vulnerabilities).

Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.6%top 49.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Hypervisor-Protected Code Integrity (HVCI) Security Feature Bypass Vulnerability

Affected products (as reported)

VendorProductVersions
Microsoft Windows Server 2022 10.0.20348.0 – before 10.0.20348.2340
Microsoft Windows 11 version 21H2 10.0.0 – before 10.0.22000.2836
Microsoft Windows 10 Version 21H2 10.0.19043.0 – before 10.0.19044.4170
Microsoft Windows 11 version 22H2 10.0.22621.0 – before 10.0.22621.3296
Microsoft Windows 10 Version 22H2 10.0.19045.0 – before 10.0.19045.4170
Microsoft Windows 11 version 22H3 10.0.22631.0 – before 10.0.22631.3296
Microsoft Windows 11 Version 23H2 10.0.22631.0 – before 10.0.22631.3296
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 – before 10.0.25398.763

Weakness: CWE-732 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

References