{
  "cveId": "CVE-2018-8251",
  "url": "https://patchblox.com/security/cve/CVE-2018-8251",
  "summary": "CVE-2018-8251 is fixed in 25 products on 1 platform, first by KB4284880, released June 12, 2018. It is not reported as exploited, but the vendor rates exploitation more likely. Patch Radar priority: Urgent.",
  "title": "Media Foundation Memory Corruption Vulnerability",
  "description": "\u003Cp\u003EA memory corruption vulnerability exists when Windows Media Foundation improperly handles objects in memory. An attacker who successfully exploited the vulnerability could install programs; view, change, or delete data; or create new accounts with full user rights.\u003C/p\u003E\n\u003Cp\u003EThere are multiple ways an attacker could exploit the vulnerability, such as by convincing a user to open a specially crafted document, or by convincing a user to visit a malicious webpage.\u003C/p\u003E\n\u003Cp\u003EThe security update addresses the vulnerability by correcting how Windows Media Foundation handles objects in memory.\u003C/p\u003E",
  "published": "2018-06-12T07:00:00Z",
  "severity": "Critical",
  "cvss": 4.2,
  "epss": 0.07993,
  "epssPercentile": 0.94794,
  "priority": "Urgent",
  "priorityTier": 2,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation More Likely",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2018-8251",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1607 for 32-bit Systems",
      "fixedVersion": "14393.2312",
      "fix": "KB4284880",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284880",
      "released": "2018-06-12T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1607 for x64-based Systems",
      "fixedVersion": "14393.2312",
      "fix": "KB4284880",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284880",
      "released": "2018-06-12T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1703 for 32-bit Systems",
      "fixedVersion": "15063.1155",
      "fix": "KB4284874",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284874",
      "released": "2018-06-12T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1709 for 32-bit Systems",
      "fixedVersion": "16299.492",
      "fix": "KB4284819",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284819",
      "released": "2018-06-12T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1709 for x64-based Systems",
      "fixedVersion": "16299.492",
      "fix": "KB4284819",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284819",
      "released": "2018-06-12T00:00:00Z"
    },
    {
      "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 10 for 32-bit Systems",
      "fixedVersion": "10240.17889",
      "fix": "KB4284860",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284860",
      "released": "2018-06-12T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 for x64-based Systems",
      "fixedVersion": "10240.17889",
      "fix": "KB4284860",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284860",
      "released": "2018-06-12T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 7 for 32-bit Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4284826",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284826",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 7 for 32-bit Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4284867",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284867",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 7 for x64-based Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4284826",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284826",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 7 for x64-based Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4284867",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284867",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 8.1 for 32-bit systems",
      "fixedVersion": "",
      "fix": "KB4284815",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284815",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 8.1 for 32-bit systems",
      "fixedVersion": "",
      "fix": "KB4284878",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284878",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 8.1 for x64-based systems",
      "fixedVersion": "",
      "fix": "KB4284815",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284815",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 8.1 for x64-based systems",
      "fixedVersion": "",
      "fix": "KB4284878",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284878",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows RT 8.1",
      "fixedVersion": "",
      "fix": "KB4284815",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284815",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4284826",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284826",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4284867",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284867",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 R2 for x64-based Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4284826",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284826",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 R2 for x64-based Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4284867",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284867",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4284826",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284826",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4284867",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284867",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012",
      "fixedVersion": "",
      "fix": "KB4284846",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284846",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012",
      "fixedVersion": "",
      "fix": "KB4284855",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284855",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4284846",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284846",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4284855",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284855",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2",
      "fixedVersion": "",
      "fix": "KB4284815",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284815",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2",
      "fixedVersion": "",
      "fix": "KB4284878",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284878",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4284815",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284815",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4284878",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284878",
      "released": "2018-06-12T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2016",
      "fixedVersion": "14393.2312",
      "fix": "KB4284880",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284880",
      "released": "2018-06-12T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2016 (Server Core installation)",
      "fixedVersion": "14393.2312",
      "fix": "KB4284880",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284880",
      "released": "2018-06-12T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server, version 1709  (Server Core Installation)",
      "fixedVersion": "16299.492",
      "fix": "KB4284819",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284819",
      "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": "2026-11-07T18:46:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}