{"id":"CVE-2020-1303","aliases":["EUVD-2020-12181","GHSA-r73w-7cph-wwm7"],"status":"published","title":"Windows Runtime Elevation of Privilege Vulnerability","description":"\u003cp\u003eAn elevation of privilege vulnerability exists when the Windows Runtime improperly handles objects in memory. An attacker who successfully exploited this vulnerability could run arbitrary code in an elevated context.\u003c/p\u003e\n\u003cp\u003eAn attacker could exploit this vulnerability by running a specially crafted application on the victim system.\u003c/p\u003e\n\u003cp\u003eThe update addresses the vulnerability by correcting the way the Windows Runtime handles objects in memory.\u003c/p\u003e","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.04256,"percentile":0.91129,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2020-09-11T17:09:12Z","modified":"2026-06-17T03:01:03Z","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 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_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1303","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-1303"},{"url":"https://github.com/advisories/GHSA-r73w-7cph-wwm7"}],"sources":{"cve":[{"id":"CVE-2020-1303","title":"Windows Runtime Elevation of Privilege Vulnerability","description":"\u003cp\u003eAn elevation of privilege vulnerability exists when the Windows Runtime improperly handles objects in memory. An attacker who successfully exploited this vulnerability could run arbitrary code in an elevated context.\u003c/p\u003e\n\u003cp\u003eAn attacker could exploit this vulnerability by running a specially crafted application on the victim system.\u003c/p\u003e\n\u003cp\u003eThe update addresses the vulnerability by correcting the way the Windows Runtime handles objects in memory.\u003c/p\u003e","status":"published","published":"2020-09-11T17:09:12Z","modified":"2024-08-04T06:32:00.553Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:56.213477Z"}],"euvd":[{"id":"EUVD-2020-12181","description":"\u003cp\u003eAn elevation of privilege vulnerability exists when the Windows Runtime improperly handles objects in memory. An attacker who successfully exploited this vulnerability could run arbitrary code in an elevated context.\u003c/p\u003e\n\u003cp\u003eAn attacker could exploit this vulnerability by running a specially crafted application on the victim system.\u003c/p\u003e\n\u003cp\u003eThe update addresses the vulnerability by correcting the way the Windows Runtime handles objects in memory.\u003c/p\u003e","status":"published","published":"2020-09-11T17:09:12Z","modified":"2024-08-04T06:32:00Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-03T03:08:14.784772Z"}],"ghsa":[{"id":"GHSA-r73w-7cph-wwm7","title":"An elevation of privilege vulnerability exists when the Windows Runtime improperly handles...","description":"An elevation of privilege vulnerability exists when the Windows Runtime improperly handles objects in memory, aka 'Windows Runtime Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-1169.","status":"published","published":"2022-05-24T17:28:01Z","modified":"2024-01-01T00:30:42Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:55:19.223338Z"}],"nvd":[{"id":"CVE-2020-1303","description":"\u003cp\u003eAn elevation of privilege vulnerability exists when the Windows Runtime improperly handles objects in memory. An attacker who successfully exploited this vulnerability could run arbitrary code in an elevated context.\u003c/p\u003e\n\u003cp\u003eAn attacker could exploit this vulnerability by running a specially crafted application on the victim system.\u003c/p\u003e\n\u003cp\u003eThe update addresses the vulnerability by correcting the way the Windows Runtime handles objects in memory.\u003c/p\u003e","status":"published","published":"2020-09-11T17:15:20.213Z","modified":"2026-06-17T03:01:03.37Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:14.981587Z"}]}}