{"id":"CVE-2020-1034","aliases":["EUVD-2020-11929","GHSA-gh7j-m4cj-rf75"],"status":"published","title":"Windows Kernel Elevation of Privilege Vulnerability","description":"\u003cp\u003eAn elevation of privilege vulnerability exists in the way that the Windows Kernel handles objects in memory. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.\u003c/p\u003e\n\u003cp\u003eTo exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.\u003c/p\u003e\n\u003cp\u003eThe security update addresses the vulnerability by ensuring the Windows Kernel properly handles objects in memory.\u003c/p\u003e","severity":{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N/E:P/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.04853,"percentile":0.92093,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-269"],"published":"2020-09-11T17:08:53Z","modified":"2026-06-17T03:00:16Z","exploits":[{"source":"pocgithub","id":"GeorgiiFirsov/CVE-2020-1034","title":"GeorgiiFirsov/CVE-2020-1034","date":"2022-03-23","url":"https://github.com/GeorgiiFirsov/CVE-2020-1034"},{"source":"pocgithub","id":"yardenshafir/CVE-2020-1034","title":"yardenshafir/CVE-2020-1034","date":"2020-11-23","url":"https://github.com/yardenshafir/CVE-2020-1034"}],"products":[{"vendor":"microsoft","product":"windows 10 version 1507"},{"vendor":"microsoft","product":"windows 10 version 1607"},{"vendor":"microsoft","product":"windows 10 version 1709"},{"vendor":"microsoft","product":"windows 10 version 1709 for 32-bit systems"},{"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 8.1"},{"vendor":"microsoft","product":"windows server 2012"},{"vendor":"microsoft","product":"windows server 2012 (server core installation)"},{"vendor":"microsoft","product":"windows server 2012 r2"},{"vendor":"microsoft","product":"windows server 2012 r2 (server core installation)"},{"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 version 2004"},{"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_8.1"},{"vendor":"microsoft","product":"windows_rt_8.1"},{"vendor":"microsoft","product":"windows_server_2012"},{"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-2020-1034","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-1034"},{"url":"https://github.com/advisories/GHSA-gh7j-m4cj-rf75"}],"sources":{"cve":[{"id":"CVE-2020-1034","title":"Windows Kernel Elevation of Privilege Vulnerability","description":"\u003cp\u003eAn elevation of privilege vulnerability exists in the way that the Windows Kernel handles objects in memory. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.\u003c/p\u003e\n\u003cp\u003eTo exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.\u003c/p\u003e\n\u003cp\u003eThe security update addresses the vulnerability by ensuring the Windows Kernel properly handles objects in memory.\u003c/p\u003e","status":"published","published":"2020-09-11T17:08:53Z","modified":"2024-08-04T06:25:01.282Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N/E:P/RL:O/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:56.638833Z"}],"euvd":[{"id":"EUVD-2020-11929","description":"\u003cp\u003eAn elevation of privilege vulnerability exists in the way that the Windows Kernel handles objects in memory. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.\u003c/p\u003e\n\u003cp\u003eTo exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.\u003c/p\u003e\n\u003cp\u003eThe security update addresses the vulnerability by ensuring the Windows Kernel properly handles objects in memory.\u003c/p\u003e","status":"published","published":"2020-09-11T17:08:53Z","modified":"2024-08-04T06:25:01Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N/E:P/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-03T03:08:15.605178Z"}],"ghsa":[{"id":"GHSA-gh7j-m4cj-rf75","title":"An elevation of privilege vulnerability exists in the way that the Windows Kernel handles objects...","description":"An elevation of privilege vulnerability exists in the way that the Windows Kernel handles objects in memory, aka 'Windows Kernel Elevation of Privilege Vulnerability'.","status":"published","published":"2022-05-24T17:27:57Z","modified":"2024-01-01T00:30:41Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","level":"medium"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:55:19.223338Z"}],"nvd":[{"id":"CVE-2020-1034","description":"\u003cp\u003eAn elevation of privilege vulnerability exists in the way that the Windows Kernel handles objects in memory. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.\u003c/p\u003e\n\u003cp\u003eTo exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.\u003c/p\u003e\n\u003cp\u003eThe security update addresses the vulnerability by ensuring the Windows Kernel properly handles objects in memory.\u003c/p\u003e","status":"published","published":"2020-09-11T17:15:18.107Z","modified":"2026-06-17T03:00:16.933Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","level":"medium","assessor":"secondary"},{"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":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:06:14.981587Z"}]}}