{"id":"CVE-2022-34720","aliases":["EUVD-2022-37669","GHSA-46v7-p8px-vc85"],"status":"published","title":"Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability","description":"Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.03706,"percentile":0.89822,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2022-09-13T18:41:35Z","modified":"2026-06-17T04:50:47Z","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 20h2"},{"vendor":"microsoft","product":"windows 10 version 21h1"},{"vendor":"microsoft","product":"windows 10 version 21h2"},{"vendor":"microsoft","product":"windows 11 version 21h2"},{"vendor":"microsoft","product":"windows 7"},{"vendor":"microsoft","product":"windows 7 service pack 1"},{"vendor":"microsoft","product":"windows 8.1"},{"vendor":"microsoft","product":"windows server 2008  service pack 2"},{"vendor":"microsoft","product":"windows server 2008 r2 service pack 1"},{"vendor":"microsoft","product":"windows server 2008 r2 service pack 1 (server core installation)"},{"vendor":"microsoft","product":"windows server 2008 service pack 2"},{"vendor":"microsoft","product":"windows server 2008 service pack 2 (server core installation)"},{"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_10"},{"vendor":"microsoft","product":"windows_11"},{"vendor":"microsoft","product":"windows_7"},{"vendor":"microsoft","product":"windows_8.1"},{"vendor":"microsoft","product":"windows_rt_8.1"},{"vendor":"microsoft","product":"windows_server_2008"},{"vendor":"microsoft","product":"windows_server_2012"},{"vendor":"microsoft","product":"windows_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"},{"vendor":"microsoft","product":"windows_server_2022"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-34720","tags":["vendor-advisory","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-34720"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-34720"},{"url":"https://github.com/advisories/GHSA-46v7-p8px-vc85"}],"sources":{"cve":[{"id":"CVE-2022-34720","title":"Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability","description":"Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability","status":"published","published":"2022-09-13T18:41:35Z","modified":"2025-03-11T16:10:29.348Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:34:42.354707Z"}],"euvd":[{"id":"EUVD-2022-37669","description":"Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability","status":"published","published":"2022-09-13T18:41:35Z","modified":"2025-03-11T16:10:29Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T20:53:07.365753Z"}],"ghsa":[{"id":"GHSA-46v7-p8px-vc85","title":"Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability.","description":"Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability.","status":"published","published":"2022-09-14T00:00:43Z","modified":"2023-04-19T05:08:54Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T14:54:30.910714Z"}],"nvd":[{"id":"CVE-2022-34720","description":"Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability","status":"published","published":"2022-09-13T19:15:10.163Z","modified":"2026-06-17T04:50:47.597Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"updated_at":"2026-11-02T14:07:27.631109Z"}]}}