{"id":"CVE-2020-17071","aliases":["EUVD-2020-9026","GHSA-v5w9-wqvw-3m6v"],"status":"published","title":"Windows Delivery Optimization Information Disclosure Vulnerability","description":"Windows Delivery Optimization Information Disclosure Vulnerability","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/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":0.01114,"percentile":0.6646,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2020-11-11T06:48:27Z","modified":"2026-06-17T02:58:37Z","products":[{"vendor":"microsoft","product":"windows 10 version 1507"},{"vendor":"microsoft","product":"windows 10 version 1607"},{"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-2020-17071","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-17071"},{"url":"https://github.com/advisories/GHSA-v5w9-wqvw-3m6v"}],"sources":{"cve":[{"id":"CVE-2020-17071","title":"Windows Delivery Optimization Information Disclosure Vulnerability","description":"Windows Delivery Optimization Information Disclosure Vulnerability","status":"published","published":"2020-11-11T06:48:27Z","modified":"2024-09-10T15:51:17.575Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:54.468882Z"}],"euvd":[{"id":"EUVD-2020-9026","description":"Windows Delivery Optimization Information Disclosure Vulnerability","status":"published","published":"2020-11-11T06:48:27Z","modified":"2024-09-10T15:51:17Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/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-v5w9-wqvw-3m6v","title":"Windows Delivery Optimization Information Disclosure Vulnerability","description":"Windows Delivery Optimization Information Disclosure Vulnerability","status":"published","published":"2022-05-24T17:33:50Z","modified":"2023-12-31T21:30:29Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T14:55:18.712206Z"}],"nvd":[{"id":"CVE-2020-17071","description":"Windows Delivery Optimization Information Disclosure Vulnerability","status":"published","published":"2020-11-11T07:15:17.92Z","modified":"2026-06-17T02:58:37.417Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"updated_at":"2026-11-02T14:06:24.137599Z"}]}}