{
  "cveId": "CVE-2018-8233",
  "url": "https://patchblox.com/security/cve/CVE-2018-8233",
  "summary": "CVE-2018-8233 is fixed in 3 products on 1 platform, first by KB4284835, released June 12, 2018. It is not reported as exploited, but the vendor rates exploitation more likely. Patch Radar priority: Urgent.",
  "title": "Win32k Elevation of Privilege Vulnerability",
  "description": "\u003Cp\u003EAn elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could run arbitrary code in kernel mode. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.\u003C/p\u003E\n\u003Cp\u003ETo exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and take control of an affected system.\u003C/p\u003E\n\u003Cp\u003EThe update addresses this vulnerability by correcting how Win32k handles objects in memory.\u003C/p\u003E",
  "published": "2018-06-12T07:00:00Z",
  "severity": "Important",
  "cvss": 7.8,
  "epss": 0.01453,
  "epssPercentile": 0.73547,
  "priority": "Urgent",
  "priorityTier": 2,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation More Likely",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2018-8233",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1803 for 32-bit Systems",
      "fixedVersion": "17134.112",
      "fix": "KB4284835",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284835",
      "released": "2018-06-12T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1803 for x64-based Systems",
      "fixedVersion": "17134.112",
      "fix": "KB4284835",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284835",
      "released": "2018-06-12T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server, version 1803  (Server Core Installation)",
      "fixedVersion": "17134.112",
      "fix": "KB4284835",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284835",
      "released": "2018-06-12T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T12:40:37Z"
}