{"id":"CVE-2020-17090","aliases":["EUVD-2020-9045","GHSA-q2rf-95xc-9px3"],"status":"published","title":"Microsoft Defender for Endpoint Security Feature Bypass Vulnerability","description":"Microsoft Defender for Endpoint Security Feature Bypass Vulnerability","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.03329,"percentile":0.88772,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2020-11-11T06:48:34Z","modified":"2026-06-17T02:58:39Z","products":[{"vendor":"microsoft","product":"windows 10 version 1803"},{"vendor":"microsoft","product":"windows 10 version 1809"},{"vendor":"microsoft","product":"windows 10 version 1903 for 32-bit systems"},{"vendor":"microsoft","product":"windows 10 version 1903 for arm64-based systems"},{"vendor":"microsoft","product":"windows 10 version 1903 for x64-based systems"},{"vendor":"microsoft","product":"windows 10 version 1909"},{"vendor":"microsoft","product":"windows 10 version 2004"},{"vendor":"microsoft","product":"windows 10 version 20h2"},{"vendor":"microsoft","product":"windows server 2019"},{"vendor":"microsoft","product":"windows server 2019 (server core installation)"},{"vendor":"microsoft","product":"windows server version 2004"},{"vendor":"microsoft","product":"windows server version 20h2"},{"vendor":"microsoft","product":"windows server, version 1903 (server core installation)"},{"vendor":"microsoft","product":"windows server, version 1909 (server core installation)"},{"vendor":"microsoft","product":"windows_10"},{"vendor":"microsoft","product":"windows_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17090","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-17090"},{"url":"https://github.com/advisories/GHSA-q2rf-95xc-9px3"}],"sources":{"cve":[{"id":"CVE-2020-17090","title":"Microsoft Defender for Endpoint Security Feature Bypass Vulnerability","description":"Microsoft Defender for Endpoint Security Feature Bypass Vulnerability","status":"published","published":"2020-11-11T06:48:34Z","modified":"2024-09-10T15:51:22.744Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:54.80237Z"}],"euvd":[{"id":"EUVD-2020-9045","description":"Microsoft Defender for Endpoint Security Feature Bypass Vulnerability","status":"published","published":"2020-11-11T06:48:34Z","modified":"2024-09-10T15:51:22Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-03T00:55:59.818548Z"}],"ghsa":[{"id":"GHSA-q2rf-95xc-9px3","title":"Microsoft Defender for Endpoint Security Feature Bypass Vulnerability","description":"Microsoft Defender for Endpoint Security Feature Bypass Vulnerability","status":"published","published":"2022-05-24T17:33:52Z","modified":"2024-01-09T05:05:21Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T14:55:22.44362Z"}],"nvd":[{"id":"CVE-2020-17090","description":"Microsoft Defender for Endpoint Security Feature Bypass Vulnerability","status":"published","published":"2020-11-11T07:15:19.137Z","modified":"2026-06-17T02:58:39.587Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:06:24.137599Z"}]}}