{"id":"CVE-2019-1458","aliases":[],"url":"https://o3.security/vulnerability/CVE-2019-1458","summary":"An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'.","details":"An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'.","published":"2019-12-10T21:40:57.000Z","modified":"2026-08-12T03:55:53.254Z","cvss":{"score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.74438,"percentile":0.99457,"asOf":"2026-09-08"},"cisaKev":null,"exploitsKnown":14,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1458"},{"type":"WEB","url":"http://packetstormsecurity.com/files/156651/Microsoft-Windows-WizardOpium-Local-Privilege-Escalation.html"},{"type":"WEB","url":"http://packetstormsecurity.com/files/159569/Microsoft-Windows-Uninitialized-Variable-Local-Privilege-Escalation.html"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-1458"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:55:53.254Z"}}