{"id":"CVE-2020-0956","aliases":["EUVD-2020-2424","GHSA-f929-pjc3-gg99"],"status":"published","title":"An elevation of privilege vulnerability exists in Windows when the Windows kernel-mode driver...","description":"An elevation of privilege vulnerability exists in Windows when the Windows kernel-mode driver fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0957, CVE-2020-0958.","severity":{"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":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00914,"percentile":0.60431,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2020-04-15T15:13:02Z","modified":"2026-06-17T02:47:04Z","products":[{"vendor":"microsoft","product":"windows"},{"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 for 32-bit systems"},{"vendor":"microsoft","product":"windows 10 version 1909 for arm64-based systems"},{"vendor":"microsoft","product":"windows 10 version 1909 for x64-based systems"},{"vendor":"microsoft","product":"windows server"},{"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_7"},{"vendor":"microsoft","product":"windows_8.1"},{"vendor":"microsoft","product":"windows_rt_8.1"},{"vendor":"microsoft","product":"windows_server_2008"},{"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-2020-0956","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-0956"},{"url":"https://github.com/advisories/GHSA-f929-pjc3-gg99"}],"sources":{"cve":[{"id":"CVE-2020-0956","description":"An elevation of privilege vulnerability exists in Windows when the Windows kernel-mode driver fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0957, CVE-2020-0958.","status":"published","published":"2020-04-15T15:13:02Z","modified":"2024-08-04T06:18:03.601Z","updated_at":"2026-11-02T14:35:59.434367Z"}],"euvd":[{"id":"EUVD-2020-2424","description":"An elevation of privilege vulnerability exists in Windows when the Windows kernel-mode driver fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0957, CVE-2020-0958.","status":"published","published":"2020-04-15T15:13:02Z","modified":"2024-08-04T06:18:03Z","updated_at":"2026-11-03T03:08:16.431929Z"}],"ghsa":[{"id":"GHSA-f929-pjc3-gg99","title":"An elevation of privilege vulnerability exists in Windows when the Windows kernel-mode driver...","description":"An elevation of privilege vulnerability exists in Windows when the Windows kernel-mode driver fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0957, CVE-2020-0958.","status":"published","published":"2022-05-24T17:14:31Z","modified":"2023-01-29T05:02:13Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:45:01.576953Z"}],"nvd":[{"id":"CVE-2020-0956","description":"An elevation of privilege vulnerability exists in Windows when the Windows kernel-mode driver fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0957, CVE-2020-0958.","status":"published","published":"2020-04-15T15:15:17.51Z","modified":"2026-06-17T02:47:04.41Z","cvss":[{"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":"primary"},{"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":"2026-11-02T14:05:59.125695Z"}]}}