{
  "cveId": "CVE-2017-11779",
  "url": "https://patchblox.com/security/cve/CVE-2017-11779",
  "summary": "CVE-2017-11779 is fixed in 17 products on 1 platform, first by KB4041689, released October 10, 2017. It is not reported as exploited. Patch Radar priority: Urgent.",
  "title": "Windows DNSAPI Remote Code Execution Vulnerability",
  "description": "\u003Cp\u003EA remote code execution vulnerability exists in Windows \u003Ca href=\u0022https://technet.microsoft.com/en-us/library/security/dn848375.aspx#DNS\u0022\u003EDomain Name System (DNS)\u003C/a\u003E DNSAPI.dll when it fails to properly handle DNS responses. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the Local System Account.\u003C/p\u003E\n\u003Cp\u003ETo exploit the vulnerability, the attacker would use a malicious DNS server to send corrupted DNS responses to the target.\u003C/p\u003E\n\u003Cp\u003EThe update addresses the vulnerability by modifying how Windows DNSAPI.dll handles DNS responses.\u003C/p\u003E",
  "published": "2017-10-10T07:00:00Z",
  "severity": "Critical",
  "cvss": 8.1,
  "epss": 0.33104,
  "epssPercentile": 0.98371,
  "priority": "Urgent",
  "priorityTier": 2,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation Less Likely",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2017-11779",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1511 for 32-bit Systems",
      "fixedVersion": "10586.1176",
      "fix": "KB4041689",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041689",
      "released": "2017-10-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1511 for x64-based Systems",
      "fixedVersion": "10586.1176",
      "fix": "KB4041689",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041689",
      "released": "2017-10-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1607 for 32-bit Systems",
      "fixedVersion": "14393.1770",
      "fix": "KB4041691",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041691",
      "released": "2017-10-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1607 for x64-based Systems",
      "fixedVersion": "14393.1770",
      "fix": "KB4041691",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041691",
      "released": "2017-10-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1703 for 32-bit Systems",
      "fixedVersion": "15063.674",
      "fix": "KB4041676",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041676",
      "released": "2017-10-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1703 for x64-based Systems",
      "fixedVersion": "15063.674",
      "fix": "KB4041676",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041676",
      "released": "2017-10-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 for 32-bit Systems",
      "fixedVersion": "10240.17643",
      "fix": "KB4042895",
      "url": "https://patchblox.com/security/fix/microsoft/kb4042895",
      "released": "2017-10-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 for x64-based Systems",
      "fixedVersion": "10240.17643",
      "fix": "KB4042895",
      "url": "https://patchblox.com/security/fix/microsoft/kb4042895",
      "released": "2017-10-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 8.1 for 32-bit systems",
      "fixedVersion": "",
      "fix": "KB4041693",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041693",
      "released": "2017-10-10T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 8.1 for 32-bit systems",
      "fixedVersion": "",
      "fix": "KB4041687",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041687",
      "released": "2017-10-10T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 8.1 for x64-based systems",
      "fixedVersion": "",
      "fix": "KB4041693",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041693",
      "released": "2017-10-10T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 8.1 for x64-based systems",
      "fixedVersion": "",
      "fix": "KB4041687",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041687",
      "released": "2017-10-10T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows RT 8.1",
      "fixedVersion": "",
      "fix": "KB4041693",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041693",
      "released": "2017-10-10T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012",
      "fixedVersion": "",
      "fix": "KB4041690",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041690",
      "released": "2017-10-10T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012",
      "fixedVersion": "",
      "fix": "KB4041679",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041679",
      "released": "2017-10-10T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4041690",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041690",
      "released": "2017-10-10T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4041679",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041679",
      "released": "2017-10-10T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2",
      "fixedVersion": "",
      "fix": "KB4041693",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041693",
      "released": "2017-10-10T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2",
      "fixedVersion": "",
      "fix": "KB4041687",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041687",
      "released": "2017-10-10T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4041693",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041693",
      "released": "2017-10-10T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4041687",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041687",
      "released": "2017-10-10T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2016",
      "fixedVersion": "14393.1770",
      "fix": "KB4041691",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041691",
      "released": "2017-10-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2016 (Server Core installation)",
      "fixedVersion": "14393.1770",
      "fix": "KB4041691",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041691",
      "released": "2017-10-10T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T12:40:37Z"
}