{
  "cveId": "CVE-2019-1044",
  "url": "https://patchblox.com/security/cve/CVE-2019-1044",
  "summary": "CVE-2019-1044 is fixed in 5 products on 1 platform, first by KB4503327, released June 11, 2019. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "Windows Secure Kernel Mode Security Feature Bypass Vulnerability",
  "description": "\u003Cp\u003EA security feature bypass vulnerability exists when Windows Secure Kernel Mode fails to properly handle objects in memory.\u003C/p\u003E\n\u003Cp\u003ETo 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).\u003C/p\u003E\n\u003Cp\u003EThe update addresses the vulnerability by correcting how Windows Secure Kernel Mode handles objects in memory to properly enforce VTLs.\u003C/p\u003E",
  "published": "2019-06-11T07:00:00Z",
  "severity": "Important",
  "cvss": 5.3,
  "epss": 0.01061,
  "epssPercentile": 0.64997,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "N/A",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2019-1044",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1809 for 32-bit Systems",
      "fixedVersion": "17763.557",
      "fix": "KB4503327",
      "url": "https://patchblox.com/security/fix/microsoft/kb4503327",
      "released": "2019-06-11T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1809 for ARM64-based Systems",
      "fixedVersion": "17763.557",
      "fix": "KB4503327",
      "url": "https://patchblox.com/security/fix/microsoft/kb4503327",
      "released": "2019-06-11T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1809 for x64-based Systems",
      "fixedVersion": "17763.557",
      "fix": "KB4503327",
      "url": "https://patchblox.com/security/fix/microsoft/kb4503327",
      "released": "2019-06-11T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2019",
      "fixedVersion": "17763.557",
      "fix": "KB4503327",
      "url": "https://patchblox.com/security/fix/microsoft/kb4503327",
      "released": "2019-06-11T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2019 (Server Core installation)",
      "fixedVersion": "17763.557",
      "fix": "KB4503327",
      "url": "https://patchblox.com/security/fix/microsoft/kb4503327",
      "released": "2019-06-11T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-12T01:51:14Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}