{"id":"CVE-2019-1044","aliases":["EUVD-2019-9629","GHSA-7q9v-9pcr-vqfv"],"status":"published","title":"Windows Secure Kernel Mode Security Feature Bypass Vulnerability","description":"A security feature bypass vulnerability exists when Windows Secure Kernel Mode fails to properly handle objects in memory.\nTo exploit the vulnerability, a locally-authenticated attacker could attempt to run a specially crafted application on a targeted system. An attacker who successfully exploited the vulnerability could violate virtual trust levels (VTL).\nThe update addresses the vulnerability by correcting how Windows Secure Kernel Mode handles objects in memory to properly enforce VTLs.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01061,"percentile":0.64815,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2019-06-12T13:49:40Z","modified":"2026-06-17T02:27:40Z","products":[{"vendor":"microsoft","product":"windows 10 version 1809"},{"vendor":"microsoft","product":"windows server 2019"},{"vendor":"microsoft","product":"windows server 2019 (server core installation)"},{"vendor":"microsoft","product":"windows_10"},{"vendor":"microsoft","product":"windows_server_2019"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2019-1044","tags":["vendor-advisory"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1044","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-1044"},{"url":"https://github.com/advisories/GHSA-7q9v-9pcr-vqfv"}],"sources":{"cve":[{"id":"CVE-2019-1044","title":"Windows Secure Kernel Mode Security Feature Bypass Vulnerability","description":"A security feature bypass vulnerability exists when Windows Secure Kernel Mode fails to properly handle objects in memory.\nTo exploit the vulnerability, a locally-authenticated attacker could attempt to run a specially crafted application on a targeted system. An attacker who successfully exploited the vulnerability could violate virtual trust levels (VTL).\nThe update addresses the vulnerability by correcting how Windows Secure Kernel Mode handles objects in memory to properly enforce VTLs.","status":"published","published":"2019-06-12T13:49:40Z","modified":"2025-05-20T17:50:18.188Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:20:25.661187Z"}],"euvd":[{"id":"EUVD-2019-9629","description":"A security feature bypass vulnerability exists when Windows Secure Kernel Mode fails to properly handle objects in memory.\nTo exploit the vulnerability, a locally-authenticated attacker could attempt to run a specially crafted application on a targeted system. An attacker who successfully exploited the vulnerability could violate virtual trust levels (VTL).\nThe update addresses the vulnerability by correcting how Windows Secure Kernel Mode handles objects in memory to properly enforce VTLs.","status":"published","published":"2019-06-12T13:49:40Z","modified":"2025-05-20T17:50:18Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-02T20:32:42.960442Z"}],"ghsa":[{"id":"GHSA-7q9v-9pcr-vqfv","title":"A security feature bypass vulnerability exists when Windows Secure Kernel Mode fails to properly...","description":"A security feature bypass vulnerability exists when Windows Secure Kernel Mode fails to properly handle objects in memory.To exploit the vulnerability, a locally-authenticated attacker could attempt to run a specially crafted application on a targeted system, aka 'Windows Secure Kernel Mode Security Feature Bypass Vulnerability'.","status":"published","published":"2022-05-24T16:47:54Z","modified":"2025-05-20T18:30:43Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:02:22.425596Z"}],"nvd":[{"id":"CVE-2019-1044","description":"A security feature bypass vulnerability exists when Windows Secure Kernel Mode fails to properly handle objects in memory.\nTo exploit the vulnerability, a locally-authenticated attacker could attempt to run a specially crafted application on a targeted system. An attacker who successfully exploited the vulnerability could violate virtual trust levels (VTL).\nThe update addresses the vulnerability by correcting how Windows Secure Kernel Mode handles objects in memory to properly enforce VTLs.","status":"published","published":"2019-06-12T14:29:03.807Z","modified":"2026-06-17T02:27:40.873Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.0","score":7.8,"vector":"CVSS:3.0/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":"2026-11-02T14:05:16.285679Z"}]}}