{"id":"CVE-2022-21889","aliases":["EUVD-2022-27045","GHSA-6w5v-3858-hc7f"],"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":"2026-11-09","score":0.03202,"percentile":0.88226,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2022-01-11T20:22:54Z","modified":"2026-06-17T04:27:12Z","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 1909"},{"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 r2 service pack 1"},{"vendor":"microsoft","product":"windows server 2008 r2 service pack 1 (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 server version 20h2"},{"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"},{"vendor":"microsoft","product":"windows_server_2008"},{"vendor":"microsoft","product":"windows_server_2012"},{"vendor":"microsoft","product":"windows_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21889","tags":["vendor-advisory"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21889","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-21889"},{"url":"https://github.com/advisories/GHSA-6w5v-3858-hc7f"}],"sources":{"cve":[{"id":"CVE-2022-21889","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":"2022-01-11T20:22:54Z","modified":"2025-01-02T18:22:55.412Z","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":"2026-11-02T14:34:29.478363Z"}],"euvd":[{"id":"EUVD-2022-27045","description":"Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability","status":"published","published":"2022-01-11T20:22:54Z","modified":"2025-01-02T18:22:55Z","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":"2026-11-03T00:04:29.532536Z"}],"ghsa":[{"id":"GHSA-6w5v-3858-hc7f","title":"Windows IKE Extension Denial of Service Vulnerability. This CVE ID is unique from CVE-2022-21843,...","description":"Windows IKE Extension Denial of Service Vulnerability. This CVE ID is unique from CVE-2022-21843, CVE-2022-21848, CVE-2022-21883, CVE-2022-21890.","status":"published","published":"2022-01-12T00:00:49Z","modified":"2024-11-14T21:32:52Z","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":"2026-11-02T14:58:50.830346Z"}],"nvd":[{"id":"CVE-2022-21889","description":"Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability","status":"published","published":"2022-01-11T21:15:11.853Z","modified":"2026-06-17T04:27:12.187Z","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"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:07:10.836864Z"}]}}