{
  "fix": "KB4047206",
  "url": "https://patchblox.com/security/fix/microsoft/kb4047206",
  "summary": "KB4047206, released November 14, 2017, fixes 12 CVEs across 9 products. None of them is reported as exploited. Patch Radar priority: Urgent. The product is no longer supported.",
  "platform": "microsoft",
  "type": "kb",
  "releaseKind": "Security",
  "title": "November 2017 security update",
  "released": "2017-11-14T08:00:00Z",
  "priority": "Urgent",
  "priorityTier": 2,
  "priorityReason": "Closes CVE-2017-11855, exploitation more likely",
  "supported": false,
  "cveCount": 12,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.48564,
  "maxCvss": 7.5,
  "vendorAdvisory": "https://support.microsoft.com/help/4047206",
  "appliesTo": [
    {
      "product": "Internet Explorer 10 on Windows Server 2012",
      "productUrl": "https://patchblox.com/security/product/microsoft/internet-explorer-10-on-windows-server-2012",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Internet Explorer 11 on Windows 7 for 32-bit Systems Service Pack 1",
      "productUrl": "https://patchblox.com/security/product/microsoft/internet-explorer-11-on-windows-7-for-32-bit-systems-service-pack-1",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Internet Explorer 11 on Windows 7 for x64-based Systems Service Pack 1",
      "productUrl": "https://patchblox.com/security/product/microsoft/internet-explorer-11-on-windows-7-for-x64-based-systems-service-pack-1",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Internet Explorer 11 on Windows 8.1 for 32-bit systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/internet-explorer-11-on-windows-8.1-for-32-bit-systems",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Internet Explorer 11 on Windows 8.1 for x64-based systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/internet-explorer-11-on-windows-8.1-for-x64-based-systems",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Internet Explorer 11 on Windows Server 2008 R2 for x64-based Systems Service Pack 1",
      "productUrl": "https://patchblox.com/security/product/microsoft/internet-explorer-11-on-windows-server-2008-r2-for-x64-based-systems-service-pack-1",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Internet Explorer 11 on Windows Server 2012 R2",
      "productUrl": "https://patchblox.com/security/product/microsoft/internet-explorer-11-on-windows-server-2012-r2",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Internet Explorer 9 on Windows Server 2008 for 32-bit Systems Service Pack 2",
      "productUrl": "https://patchblox.com/security/product/microsoft/internet-explorer-9-on-windows-server-2008-for-32-bit-systems-service-pack-2",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Internet Explorer 9 on Windows Server 2008 for x64-based Systems Service Pack 2",
      "productUrl": "https://patchblox.com/security/product/microsoft/internet-explorer-9-on-windows-server-2008-for-x64-based-systems-service-pack-2",
      "fixedVersion": "",
      "supported": false
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2017-11855",
      "url": "https://patchblox.com/security/cve/CVE-2017-11855",
      "title": "Internet Explorer Memory Corruption Vulnerability",
      "component": "Internet Explorer",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Moderate",
      "cvss": 6.4,
      "epss": 0.48564,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2017-11869",
      "url": "https://patchblox.com/security/cve/CVE-2017-11869",
      "title": "Internet Explorer Memory Corruption Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Moderate",
      "cvss": 6.4,
      "epss": 0.09825,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2017-11837",
      "url": "https://patchblox.com/security/cve/CVE-2017-11837",
      "title": "Scripting Engine Memory Corruption Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 4.2,
      "epss": 0.08546,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2017-11838",
      "url": "https://patchblox.com/security/cve/CVE-2017-11838",
      "title": "Scripting Engine Memory Corruption Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 4.2,
      "epss": 0.08546,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2017-11843",
      "url": "https://patchblox.com/security/cve/CVE-2017-11843",
      "title": "Scripting Engine Memory Corruption Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 4.2,
      "epss": 0.08474,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2017-11858",
      "url": "https://patchblox.com/security/cve/CVE-2017-11858",
      "title": "Scripting Engine Memory Corruption Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 4.2,
      "epss": 0.08358,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2017-11846",
      "url": "https://patchblox.com/security/cve/CVE-2017-11846",
      "title": "Scripting Engine Memory Corruption Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 4.2,
      "epss": 0.07701,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2017-11827",
      "url": "https://patchblox.com/security/cve/CVE-2017-11827",
      "title": "Microsoft Browser Memory Corruption Vulnerability",
      "component": "Microsoft Browsers",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Low",
      "cvss": 6.4,
      "epss": 0.07595,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": true
    },
    {
      "cveId": "CVE-2017-11856",
      "url": "https://patchblox.com/security/cve/CVE-2017-11856",
      "title": "Internet Explorer Memory Corruption Vulnerability",
      "component": "Internet Explorer",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 7.5,
      "epss": 0.05634,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2017-11791",
      "url": "https://patchblox.com/security/cve/CVE-2017-11791",
      "title": "Scripting Engine Information Disclosure Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Information Disclosure",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 4.3,
      "epss": 0.05487,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2017-11834",
      "url": "https://patchblox.com/security/cve/CVE-2017-11834",
      "title": "Scripting Engine Information Disclosure Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Low",
      "cvss": 4.2,
      "epss": 0.12728,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2017-11848",
      "url": "https://patchblox.com/security/cve/CVE-2017-11848",
      "title": "Internet Explorer Information Disclosure Vulnerability",
      "component": "Internet Explorer",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Low",
      "cvss": 2.4,
      "epss": 0.07046,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": true
    }
  ],
  "dataAsOf": "2026-11-07T06:34:28Z"
}