{
  "fix": "KB4048959",
  "url": "https://patchblox.com/security/fix/microsoft/kb4048959",
  "summary": "KB4048959, released November 14, 2017, fixes 20 CVEs across 3 products. None of them is reported as exploited. Patch Radar priority: Urgent.",
  "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": true,
  "cveCount": 20,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.48564,
  "maxCvss": 7,
  "vendorAdvisory": "https://support.microsoft.com/help/4048959",
  "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": "Windows Server 2012",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-server-2012",
      "fixedVersion": "",
      "supported": true
    },
    {
      "product": "Windows Server 2012 (Server Core installation)",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-server-2012-server-core-installation",
      "fixedVersion": "",
      "supported": true
    }
  ],
  "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-2017-11853",
      "url": "https://patchblox.com/security/cve/CVE-2017-11853",
      "title": "Windows Kernel Information Disclosure Vulnerability",
      "component": "Windows Kernel-Mode Drivers",
      "impact": "Information Disclosure",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 4.7,
      "epss": 0.10975,
      "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-2017-11843",
      "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-2017-11847",
      "url": "https://patchblox.com/security/cve/CVE-2017-11847",
      "title": "Windows Kernel Elevation of Privilege Vulnerability",
      "component": "Windows Kernel",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.06462,
      "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-2017-11831",
      "url": "https://patchblox.com/security/cve/CVE-2017-11831",
      "title": "Windows Kernel Information Disclosure Vulnerability",
      "component": "Windows Kernel",
      "impact": "Information Disclosure",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 4.7,
      "epss": 0.03331,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2017-11850",
      "url": "https://patchblox.com/security/cve/CVE-2017-11850",
      "title": "Microsoft Graphics Component Information Disclosure Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Information Disclosure",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 4.7,
      "epss": 0.02855,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2017-11842",
      "url": "https://patchblox.com/security/cve/CVE-2017-11842",
      "title": "Windows Kernel Information Disclosure Vulnerability",
      "component": "Windows Kernel-Mode Drivers",
      "impact": "Information Disclosure",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 4.7,
      "epss": 0.02184,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2017-11849",
      "url": "https://patchblox.com/security/cve/CVE-2017-11849",
      "title": "Windows Kernel Information Disclosure Vulnerability",
      "component": "Windows Kernel-Mode Drivers",
      "impact": "Information Disclosure",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 4.7,
      "epss": 0.02184,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2017-11832",
      "url": "https://patchblox.com/security/cve/CVE-2017-11832",
      "title": "Windows EOT Font Engine Information Disclosure Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Information Disclosure",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 4.7,
      "epss": 0.02091,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2017-11851",
      "url": "https://patchblox.com/security/cve/CVE-2017-11851",
      "title": "Windows GDI Information Disclosure Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Information Disclosure",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 4.7,
      "epss": 0.02091,
      "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-2017-11788",
      "url": "https://patchblox.com/security/cve/CVE-2017-11788",
      "title": "Windows Search Denial of Service Vulnerability",
      "component": "Microsoft Windows Search Component",
      "impact": "Denial of Service",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 5.9,
      "epss": 0.07929,
      "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
    },
    {
      "cveId": "CVE-2017-11768",
      "url": "https://patchblox.com/security/cve/CVE-2017-11768",
      "title": "Windows Media Player Information Disclosure Vulnerability",
      "component": "Windows Media Player",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 2.5,
      "epss": 0.06659,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2017-11880",
      "url": "https://patchblox.com/security/cve/CVE-2017-11880",
      "title": "Windows Kernel Information Disclosure Vulnerability",
      "component": "Windows Kernel",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 4.7,
      "epss": 0.02184,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T12:40:37Z"
}