{
  "fix": "KB4467703",
  "url": "https://patchblox.com/security/fix/microsoft/kb4467703",
  "summary": "KB4467703, released November 13, 2018, fixes 17 CVEs across 5 products. None of them is reported as exploited. Patch Radar priority: Urgent.",
  "platform": "microsoft",
  "type": "kb",
  "releaseKind": "Security",
  "title": "November 2018 security update",
  "released": "2018-11-13T14:00:00Z",
  "priority": "Urgent",
  "priorityTier": 2,
  "priorityReason": "Closes CVE-2018-8476, exploitation more likely",
  "supported": true,
  "cveCount": 17,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.64828,
  "maxCvss": 8.1,
  "vendorAdvisory": "https://support.microsoft.com/help/4467703",
  "appliesTo": [
    {
      "product": "Windows 8.1 for 32-bit systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-8.1-for-32-bit-systems",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Windows 8.1 for x64-based systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-8.1-for-x64-based-systems",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Windows RT 8.1",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-rt-8.1",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Windows Server 2012 R2",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-server-2012-r2",
      "fixedVersion": "",
      "supported": true
    },
    {
      "product": "Windows Server 2012 R2 (Server Core installation)",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-server-2012-r2-server-core-installation",
      "fixedVersion": "",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2018-8476",
      "url": "https://patchblox.com/security/cve/CVE-2018-8476",
      "title": "Windows Deployment Services TFTP Server Remote Code Execution Vulnerability",
      "component": "Microsoft Windows",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 8.1,
      "epss": 0.64828,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8544",
      "url": "https://patchblox.com/security/cve/CVE-2018-8544",
      "title": "Windows VBScript Engine Remote Code Execution Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 7.5,
      "epss": 0.47556,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8553",
      "url": "https://patchblox.com/security/cve/CVE-2018-8553",
      "title": "Microsoft Graphics Components Remote Code Execution Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 7.4,
      "epss": 0.19059,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8450",
      "url": "https://patchblox.com/security/cve/CVE-2018-8450",
      "title": "Windows Search Remote Code Execution Vulnerability",
      "component": "Microsoft Windows Search Component",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.16079,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8408",
      "url": "https://patchblox.com/security/cve/CVE-2018-8408",
      "title": "Windows Kernel Information Disclosure Vulnerability",
      "component": "Windows Kernel",
      "impact": "Information Disclosure",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 3.3,
      "epss": 0.01655,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8562",
      "url": "https://patchblox.com/security/cve/CVE-2018-8562",
      "title": "Win32k Elevation of Privilege Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.01348,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8550",
      "url": "https://patchblox.com/security/cve/CVE-2018-8550",
      "title": "Windows COM Elevation of Privilege Vulnerability",
      "component": "Microsoft Windows",
      "impact": "Elevation of Privilege",
      "priority": "High",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.03295,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8471",
      "url": "https://patchblox.com/security/cve/CVE-2018-8471",
      "title": "Microsoft RemoteFX Virtual GPU miniport driver Elevation of Privilege Vulnerability",
      "component": "Windows Drivers",
      "impact": "Elevation of Privilege",
      "priority": "High",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.01193,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8485",
      "url": "https://patchblox.com/security/cve/CVE-2018-8485",
      "title": "DirectX Elevation of Privilege Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Elevation of Privilege",
      "priority": "High",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.01193,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8561",
      "url": "https://patchblox.com/security/cve/CVE-2018-8561",
      "title": "DirectX Elevation of Privilege Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Elevation of Privilege",
      "priority": "High",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.01193,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8256",
      "url": "https://patchblox.com/security/cve/CVE-2018-8256",
      "title": "Microsoft PowerShell Remote Code Execution Vulnerability",
      "component": "Microsoft PowerShell",
      "impact": "Remote Code Execution",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.3,
      "epss": 0.2264,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8565",
      "url": "https://patchblox.com/security/cve/CVE-2018-8565",
      "title": "Win32k Information Disclosure Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 4.7,
      "epss": 0.03177,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8563",
      "url": "https://patchblox.com/security/cve/CVE-2018-8563",
      "title": "DirectX Information Disclosure Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 4.7,
      "epss": 0.01655,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8407",
      "url": "https://patchblox.com/security/cve/CVE-2018-8407",
      "title": "Windows Remote Procedure Call Information Disclosure Vulnerability",
      "component": "Windows Remote Procedure Call",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 3.3,
      "epss": 0.01655,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8547",
      "url": "https://patchblox.com/security/cve/CVE-2018-8547",
      "title": "Active Directory Federation Services XSS Vulnerability",
      "component": "Windows Active Directory",
      "impact": "Spoofing",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.5,
      "epss": 0.01619,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8415",
      "url": "https://patchblox.com/security/cve/CVE-2018-8415",
      "title": "Microsoft PowerShell Tampering Vulnerability",
      "component": "Microsoft PowerShell",
      "impact": "Tampering",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 3.3,
      "epss": 0.01185,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8549",
      "url": "https://patchblox.com/security/cve/CVE-2018-8549",
      "title": "Windows Security Feature Bypass Vulnerability",
      "component": "Microsoft Windows",
      "impact": "Security Feature Bypass",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 5.5,
      "epss": 0.01184,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T12:40:37Z"
}