{
  "cveId": "CVE-2020-17051",
  "url": "https://patchblox.com/security/cve/CVE-2020-17051",
  "summary": "CVE-2020-17051 is fixed in 18 products on 1 platform, first by KB4586830, released November 10, 2020. It is not reported as exploited, but the vendor rates exploitation more likely. Patch Radar priority: Urgent.",
  "title": "Windows Network File System Remote Code Execution Vulnerability",
  "description": "",
  "published": "2020-11-10T14:00:00Z",
  "severity": "Critical",
  "cvss": 9.8,
  "epss": 0.10624,
  "epssPercentile": 0.95824,
  "priority": "Urgent",
  "priorityTier": 2,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation More Likely",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-17051",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 R2 for x64-based Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4586827",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586827",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 R2 for x64-based Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4586805",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586805",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4586827",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586827",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4586805",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586805",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 for 32-bit Systems Service Pack 2",
      "fixedVersion": "",
      "fix": "KB4586807",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586807",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 for 32-bit Systems Service Pack 2",
      "fixedVersion": "",
      "fix": "KB4586817",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586817",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4586807",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586807",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4586817",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586817",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 for x64-based Systems Service Pack 2",
      "fixedVersion": "",
      "fix": "KB4586807",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586807",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 for x64-based Systems Service Pack 2",
      "fixedVersion": "",
      "fix": "KB4586817",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586817",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4586807",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586807",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4586817",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586817",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012",
      "fixedVersion": "",
      "fix": "KB4586834",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586834",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012",
      "fixedVersion": "",
      "fix": "KB4586808",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586808",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4586834",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586834",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4586808",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586808",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2",
      "fixedVersion": "",
      "fix": "KB4586845",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586845",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2",
      "fixedVersion": "",
      "fix": "KB4586823",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586823",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4586845",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586845",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4586823",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586823",
      "released": "2020-11-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2016",
      "fixedVersion": "14393.4046",
      "fix": "KB4586830",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586830",
      "released": "2020-11-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2016 (Server Core installation)",
      "fixedVersion": "14393.4046",
      "fix": "KB4586830",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586830",
      "released": "2020-11-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2019",
      "fixedVersion": "17763.1577",
      "fix": "KB4586793",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586793",
      "released": "2020-11-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2019 (Server Core installation)",
      "fixedVersion": "17763.1577",
      "fix": "KB4586793",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586793",
      "released": "2020-11-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server, version 1903 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4586786",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586786",
      "released": "2020-11-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server, version 1909 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4586786",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586786",
      "released": "2020-11-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server, version 2004 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4586781",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586781",
      "released": "2020-11-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server, version 20H2 (Server Core Installation)",
      "fixedVersion": "",
      "fix": "KB4586781",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586781",
      "released": "2020-11-10T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T13:31:49Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}