{
  "cveId": "CVE-2017-8622",
  "url": "https://patchblox.com/security/cve/CVE-2017-8622",
  "summary": "CVE-2017-8622 is fixed in Windows 10 Version 1703 for x64-based Systems on 1 platform by KB4034674 (version 15063.540), released August 8, 2017. It is not reported as exploited. Patch Radar priority: Urgent.",
  "title": "Windows Subsystem for Linux Elevation of Privilege Vulnerability",
  "description": "\u003Cp\u003EAn elevation of privilege vulnerability exists in the way that the Windows Subsystem for Linux handles NT pipes. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.\u003C/p\u003E\n\u003Cp\u003ETo exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.\u003C/p\u003E\n\u003Cp\u003EThe security update addresses the vulnerability by correcting how Windows Subsystem for Linux handles NT pipes.\u003C/p\u003E",
  "published": "2017-08-08T07:00:00Z",
  "severity": "Critical",
  "cvss": 7,
  "epss": 0.01303,
  "epssPercentile": 0.70614,
  "priority": "Urgent",
  "priorityTier": 2,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation Unlikely",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2017-8622",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1703 for x64-based Systems",
      "fixedVersion": "15063.540",
      "fix": "KB4034674",
      "url": "https://patchblox.com/security/fix/microsoft/kb4034674",
      "released": "2017-08-08T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T06:34:28Z"
}