{
  "cveId": "CVE-2023-21683",
  "url": "https://patchblox.com/security/cve/CVE-2023-21683",
  "summary": "CVE-2023-21683 is fixed in 32 products on 1 platform, first by KB5022289, released January 10, 2023. It is not reported as exploited. Patch Radar priority: High.",
  "title": "Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability",
  "description": "",
  "published": "2023-01-10T14:00:00Z",
  "severity": "Important",
  "cvss": 7.5,
  "cwe": "NULL Pointer Dereference",
  "epss": 0.02032,
  "epssPercentile": 0.81178,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation Less Likely",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21683",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1607 for 32-bit Systems",
      "fixedVersion": "14393.5648",
      "fix": "KB5022289",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022289",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1607 for x64-based Systems",
      "fixedVersion": "14393.5648",
      "fix": "KB5022289",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022289",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1809 for 32-bit Systems",
      "fixedVersion": "17763.3887",
      "fix": "KB5022286",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022286",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1809 for ARM64-based Systems",
      "fixedVersion": "17763.3887",
      "fix": "KB5022286",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022286",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1809 for x64-based Systems",
      "fixedVersion": "17763.3887",
      "fix": "KB5022286",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022286",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 20H2 for 32-bit Systems",
      "fixedVersion": "",
      "fix": "KB5022282",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022282",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 20H2 for ARM64-based Systems",
      "fixedVersion": "",
      "fix": "KB5022282",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022282",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 21H2 for 32-bit Systems",
      "fixedVersion": "",
      "fix": "KB5022282",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022282",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 21H2 for ARM64-based Systems",
      "fixedVersion": "",
      "fix": "KB5022282",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022282",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 21H2 for x64-based Systems",
      "fixedVersion": "",
      "fix": "KB5022282",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022282",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 22H2 for 32-bit Systems",
      "fixedVersion": "",
      "fix": "KB5022282",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022282",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 22H2 for ARM64-based Systems",
      "fixedVersion": "",
      "fix": "KB5022282",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022282",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 22H2 for x64-based Systems",
      "fixedVersion": "",
      "fix": "KB5022282",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022282",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 for 32-bit Systems",
      "fixedVersion": "10240.19685",
      "fix": "KB5022297",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022297",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 for x64-based Systems",
      "fixedVersion": "10240.19685",
      "fix": "KB5022297",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022297",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 11 Version 22H2 for ARM64-based Systems",
      "fixedVersion": "22621.1105",
      "fix": "KB5022303",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022303",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 11 Version 22H2 for x64-based Systems",
      "fixedVersion": "22621.1105",
      "fix": "KB5022303",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022303",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 11 version 21H2 for ARM64-based Systems",
      "fixedVersion": "22000.1455",
      "fix": "KB5022287",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022287",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 11 version 21H2 for x64-based Systems",
      "fixedVersion": "22000.1455",
      "fix": "KB5022287",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022287",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 8.1 for 32-bit systems",
      "fixedVersion": "",
      "fix": "KB5022352",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022352",
      "released": "2023-01-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 8.1 for 32-bit systems",
      "fixedVersion": "",
      "fix": "KB5022346",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022346",
      "released": "2023-01-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 8.1 for x64-based systems",
      "fixedVersion": "",
      "fix": "KB5022352",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022352",
      "released": "2023-01-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 8.1 for x64-based systems",
      "fixedVersion": "",
      "fix": "KB5022346",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022346",
      "released": "2023-01-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows RT 8.1",
      "fixedVersion": "",
      "fix": "KB5022346",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022346",
      "released": "2023-01-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012",
      "fixedVersion": "",
      "fix": "KB5022348",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022348",
      "released": "2023-01-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012",
      "fixedVersion": "",
      "fix": "KB5022343",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022343",
      "released": "2023-01-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB5022348",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022348",
      "released": "2023-01-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB5022343",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022343",
      "released": "2023-01-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2",
      "fixedVersion": "",
      "fix": "KB5022352",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022352",
      "released": "2023-01-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2",
      "fixedVersion": "",
      "fix": "KB5022346",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022346",
      "released": "2023-01-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB5022352",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022352",
      "released": "2023-01-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 R2 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB5022346",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022346",
      "released": "2023-01-10T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2016",
      "fixedVersion": "14393.5648",
      "fix": "KB5022289",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022289",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2016 (Server Core installation)",
      "fixedVersion": "14393.5648",
      "fix": "KB5022289",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022289",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2019",
      "fixedVersion": "17763.3887",
      "fix": "KB5022286",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022286",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2019 (Server Core installation)",
      "fixedVersion": "17763.3887",
      "fix": "KB5022286",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022286",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2022",
      "fixedVersion": "20348.1487",
      "fix": "KB5022291",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022291",
      "released": "2023-01-10T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2022 (Server Core installation)",
      "fixedVersion": "20348.1487",
      "fix": "KB5022291",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022291",
      "released": "2023-01-10T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T13:06:02Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}