{"id":"CVE-2024-21309","published":"2024-01-09T17:57:08Z","modified":"2025-06-17T20:59:10Z","title":"Windows Kernel-Mode Driver Elevation of Privilege Vulnerability","vendor":"Microsoft","product":"Windows Server 2022","tier":"tail","description":{"text":"Windows Kernel-Mode Driver Elevation of Privilege Vulnerability","provenance":"source","from":"CVE.org"},"cvss":{"score":7.8,"severity":"HIGH","version":"3.1","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","provenance":"source","from":"CVE.org CNA"},"epss":{"score":0.00757,"percentile":0.55051,"provenance":"source"},"cwes":[{"id":"CWE-191","name":"Integer Underflow (Wrap or Wraparound)"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21309","tags":["vendor-advisory"]}],"priority":{"score":16.5,"factors":[{"name":"EPSS percentile","points":11.01},{"name":"CVSS severity","points":5.46}]},"vendorSlug":"microsoft","affectedVersions":[{"vendor":"Microsoft","product":"Windows Server 2022","versions":[">= 10.0.20348.0, < 10.0.20348.2227"]},{"vendor":"Microsoft","product":"Windows 11 version 21H2","versions":[">= 10.0.0, < 10.0.22000.2713"]},{"vendor":"Microsoft","product":"Windows 11 version 22H2","versions":[">= 10.0.22621.0, < 10.0.22621.3007"]},{"vendor":"Microsoft","product":"Windows 11 version 22H3","versions":[">= 10.0.22631.0, < 10.0.22631.3007"]},{"vendor":"Microsoft","product":"Windows 11 Version 23H2","versions":[">= 10.0.22631.0, < 10.0.22631.3007"]},{"vendor":"Microsoft","product":"Windows Server 2022, 23H2 Edition (Server Core installation)","versions":[">= 10.0.25398.0, < 10.0.25398.643"]}],"euvd":{"id":"EUVD-2024-19022","exploited":false,"provenance":"source"},"lineage":{"familyId":"fam-class-microsoft-windows-cwe-191"}}