{"id":"CVE-2022-21910","aliases":["EUVD-2022-27066","GHSA-42qf-mf9c-m62g"],"status":"published","title":"Microsoft Cluster Port Driver Elevation of Privilege Vulnerability","description":"Microsoft Cluster Port Driver 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":"2026-11-09","score":0.00613,"percentile":0.49646,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2022-01-11T20:23:11Z","modified":"2026-06-17T04:27:15Z","products":[{"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_server"},{"vendor":"microsoft","product":"windows_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21910","tags":["vendor-advisory"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21910","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-21910"},{"url":"https://github.com/advisories/GHSA-42qf-mf9c-m62g"}],"sources":{"cve":[{"id":"CVE-2022-21910","title":"Microsoft Cluster Port Driver Elevation of Privilege Vulnerability","description":"Microsoft Cluster Port Driver Elevation of Privilege Vulnerability","status":"published","published":"2022-01-11T20:23:11Z","modified":"2025-01-02T18:22:31.482Z","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"}],"updated_at":"2026-11-02T14:34:28.707644Z"}],"euvd":[{"id":"EUVD-2022-27066","description":"Microsoft Cluster Port Driver Elevation of Privilege Vulnerability","status":"published","published":"2022-01-11T20:23:11Z","modified":"2025-01-02T18:22:31Z","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":"2026-11-03T00:04:29.532536Z"}],"ghsa":[{"id":"GHSA-42qf-mf9c-m62g","title":"Microsoft Cluster Port Driver Elevation of Privilege Vulnerability.","description":"Microsoft Cluster Port Driver Elevation of Privilege Vulnerability.","status":"published","published":"2022-01-12T00:00:39Z","modified":"2024-11-14T21:31:52Z","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-269"],"updated_at":"2026-11-02T14:58:50.242407Z"}],"nvd":[{"id":"CVE-2022-21910","description":"Microsoft Cluster Port Driver Elevation of Privilege Vulnerability","status":"published","published":"2022-01-11T21:15:12.97Z","modified":"2026-06-17T04:27:15.443Z","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"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:07:10.836864Z"}]}}