{"id":"CVE-2024-43563","aliases":["EUVD-2024-40319","GHSA-5r82-w6v9-cqgg"],"status":"published","title":"Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability","description":"Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability","severity":{"version":"3.1","score":7.8,"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","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.00456,"percentile":0.39813,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-591"],"published":"2024-10-08T17:36:06Z","modified":"2026-08-19T16:27:05Z","products":[{"vendor":"microsoft","product":"windows 10 version 1507"},{"vendor":"microsoft","product":"windows 10 version 1607"},{"vendor":"microsoft","product":"windows 10 version 1809"},{"vendor":"microsoft","product":"windows 10 version 21h2"},{"vendor":"microsoft","product":"windows 10 version 22h2"},{"vendor":"microsoft","product":"windows 11 version 21h2"},{"vendor":"microsoft","product":"windows 11 version 22h2"},{"vendor":"microsoft","product":"windows 11 version 22h3"},{"vendor":"microsoft","product":"windows 11 version 23h2"},{"vendor":"microsoft","product":"windows 11 version 24h2"},{"vendor":"microsoft","product":"windows server 2012"},{"vendor":"microsoft","product":"windows server 2012 (server core installation)"},{"vendor":"microsoft","product":"windows server 2012 r2"},{"vendor":"microsoft","product":"windows server 2012 r2 (server core installation)"},{"vendor":"microsoft","product":"windows server 2016"},{"vendor":"microsoft","product":"windows server 2016 (server core installation)"},{"vendor":"microsoft","product":"windows server 2019"},{"vendor":"microsoft","product":"windows server 2019 (server core installation)"},{"vendor":"microsoft","product":"windows server 2022"},{"vendor":"microsoft","product":"windows server 2022, 23h2 edition (server core installation)"},{"vendor":"microsoft","product":"windows_10_1507"},{"vendor":"microsoft","product":"windows_10_1607"},{"vendor":"microsoft","product":"windows_10_1809"},{"vendor":"microsoft","product":"windows_10_21h2"},{"vendor":"microsoft","product":"windows_10_22h2"},{"vendor":"microsoft","product":"windows_11_21h2"},{"vendor":"microsoft","product":"windows_11_22h2"},{"vendor":"microsoft","product":"windows_11_23h2"},{"vendor":"microsoft","product":"windows_11_24h2"},{"vendor":"microsoft","product":"windows_server_2012"},{"vendor":"microsoft","product":"windows_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"},{"vendor":"microsoft","product":"windows_server_2022"},{"vendor":"microsoft","product":"windows_server_2022_23h2"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43563","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-43563"},{"url":"https://github.com/advisories/GHSA-5r82-w6v9-cqgg"}],"sources":{"cve":[{"id":"CVE-2024-43563","title":"Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability","description":"Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability","status":"published","published":"2024-10-08T17:36:06.584Z","modified":"2026-08-19T16:27:05.738Z","cvss":[{"version":"3.1","score":7.8,"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","level":"high","assessor":"cna"}],"cwes":["CWE-591"],"updated_at":"2026-11-02T14:33:58.839967Z"}],"euvd":[{"id":"EUVD-2024-40319","description":"Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability","status":"published","published":"2024-10-08T17:36:06Z","modified":"2026-08-19T16:27:05Z","cvss":[{"version":"3.1","score":7.8,"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","level":"high"}],"updated_at":"2026-11-02T18:01:43.218519Z"}],"ghsa":[{"id":"GHSA-5r82-w6v9-cqgg","title":"Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability","description":"Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability","status":"published","published":"2024-10-08T18:33:16Z","modified":"2024-10-08T18:33:17Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-591"],"updated_at":"2026-11-02T14:58:26.306971Z"}],"nvd":[{"id":"CVE-2024-43563","description":"Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability","status":"published","published":"2024-10-08T18:15:23.41Z","modified":"2026-06-17T07:51:18.41Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-591"],"updated_at":"2026-11-02T14:10:31.271525Z"}]}}