{"id":"CVE-2020-16901","aliases":["EUVD-2020-8859","GHSA-xp39-whpp-93gx"],"status":"published","title":"Windows Kernel Information Disclosure Vulnerability","description":"\u003cp\u003eAn information disclosure vulnerability exists when the Windows kernel improperly initializes objects in memory.\u003c/p\u003e\n\u003cp\u003eTo exploit this vulnerability, an authenticated attacker could run a specially crafted application. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.\u003c/p\u003e\n\u003cp\u003eThe update addresses the vulnerability by correcting how the Windows kernel initializes objects in memory.\u003c/p\u003e","severity":{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01455,"percentile":0.73676,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-665"],"published":"2020-10-16T22:17:41Z","modified":"2026-06-17T02:58:13Z","products":[{"vendor":"microsoft","product":"windows 10 version 1909"},{"vendor":"microsoft","product":"windows server, version 1909 (server core installation)"},{"vendor":"microsoft","product":"windows_10"},{"vendor":"microsoft","product":"windows_server_2016"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16901","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-16901"},{"url":"https://github.com/advisories/GHSA-xp39-whpp-93gx"}],"sources":{"cve":[{"id":"CVE-2020-16901","title":"Windows Kernel Information Disclosure Vulnerability","description":"\u003cp\u003eAn information disclosure vulnerability exists when the Windows kernel improperly initializes objects in memory.\u003c/p\u003e\n\u003cp\u003eTo exploit this vulnerability, an authenticated attacker could run a specially crafted application. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.\u003c/p\u003e\n\u003cp\u003eThe update addresses the vulnerability by correcting how the Windows kernel initializes objects in memory.\u003c/p\u003e","status":"published","published":"2020-10-16T22:17:41Z","modified":"2024-08-04T13:45:34.429Z","cvss":[{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:59.116379Z"}],"euvd":[{"id":"EUVD-2020-8859","description":"\u003cp\u003eAn information disclosure vulnerability exists when the Windows kernel improperly initializes objects in memory.\u003c/p\u003e\n\u003cp\u003eTo exploit this vulnerability, an authenticated attacker could run a specially crafted application. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.\u003c/p\u003e\n\u003cp\u003eThe update addresses the vulnerability by correcting how the Windows kernel initializes objects in memory.\u003c/p\u003e","status":"published","published":"2020-10-16T22:17:41Z","modified":"2024-08-04T13:45:34Z","cvss":[{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-03T03:07:28.222143Z"}],"ghsa":[{"id":"GHSA-xp39-whpp-93gx","title":"An information disclosure vulnerability exists when the Windows kernel improperly initializes...","description":"An information disclosure vulnerability exists when the Windows kernel improperly initializes objects in memory.To exploit this vulnerability, an authenticated attacker could run a specially crafted application, aka 'Windows Kernel Information Disclosure Vulnerability'. This CVE ID is unique from CVE-2020-16938.","status":"published","published":"2022-05-24T17:30:55Z","modified":"2024-01-09T05:05:19Z","cvss":[{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-665"],"updated_at":"2026-11-02T14:55:22.44362Z"}],"nvd":[{"id":"CVE-2020-16901","description":"\u003cp\u003eAn information disclosure vulnerability exists when the Windows kernel improperly initializes objects in memory.\u003c/p\u003e\n\u003cp\u003eTo exploit this vulnerability, an authenticated attacker could run a specially crafted application. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.\u003c/p\u003e\n\u003cp\u003eThe update addresses the vulnerability by correcting how the Windows kernel initializes objects in memory.\u003c/p\u003e","status":"published","published":"2020-10-16T23:15:13.82Z","modified":"2026-06-17T02:58:13.837Z","cvss":[{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/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"}],"cwes":["CWE-665"],"updated_at":"2026-11-02T14:06:19.351389Z"}]}}