{"id":"CVE-2022-21984","aliases":["EUVD-2022-27139","GHSA-g66q-qpr4-q7x8"],"status":"published","title":"Windows DNS Server Remote Code Execution Vulnerability","description":"Windows DNS Server Remote Code Execution Vulnerability","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/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":"2026-11-12","score":0.04797,"percentile":0.92066,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2022-02-09T16:36:29Z","modified":"2026-06-17T04:27:24Z","products":[{"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 server 2022"},{"vendor":"microsoft","product":"windows server version 20h2"},{"vendor":"microsoft","product":"windows_10"},{"vendor":"microsoft","product":"windows_11"},{"vendor":"microsoft","product":"windows_server"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21984","tags":["vendor-advisory","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-21984"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21984"},{"url":"https://github.com/advisories/GHSA-g66q-qpr4-q7x8"}],"sources":{"cve":[{"id":"CVE-2022-21984","title":"Windows DNS Server Remote Code Execution Vulnerability","description":"Windows DNS Server Remote Code Execution Vulnerability","status":"published","published":"2022-02-09T16:36:29Z","modified":"2025-01-02T18:28:15.327Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:34:29.478363Z"}],"euvd":[{"id":"EUVD-2022-27139","description":"Windows DNS Server Remote Code Execution Vulnerability","status":"published","published":"2022-02-09T16:36:29Z","modified":"2025-01-02T18:28:15Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-03T00:04:29.024875Z"}],"ghsa":[{"id":"GHSA-g66q-qpr4-q7x8","title":"Windows DNS Server Remote Code Execution Vulnerability.","description":"Windows DNS Server Remote Code Execution Vulnerability.","status":"published","published":"2022-02-10T00:00:25Z","modified":"2023-07-08T05:01:43Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:54:42.043841Z"}],"nvd":[{"id":"CVE-2022-21984","description":"Windows DNS Server Remote Code Execution Vulnerability","status":"published","published":"2022-02-09T17:15:08.797Z","modified":"2026-06-17T04:27:24.563Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":6,"vector":"AV:N/AC:M/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:07:11.52734Z"}]}}