{
  "fix": "KB5022785",
  "url": "https://patchblox.com/security/fix/microsoft/kb5022785",
  "summary": "KB5022785, released February 14, 2023, fixes 2 CVEs across 6 products. None of them is reported as exploited. Patch Radar priority: Urgent.",
  "platform": "microsoft",
  "type": "kb",
  "releaseKind": "Security",
  "title": "February 2023 security update",
  "released": "2023-02-14T14:00:00Z",
  "priority": "Urgent",
  "priorityTier": 2,
  "priorityReason": "Closes CVE-2023-21808, rated Critical",
  "supported": true,
  "cveCount": 2,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.01148,
  "maxCvss": 8.4,
  "vendorAdvisory": "https://support.microsoft.com/help/5022785",
  "appliesTo": [
    {
      "product": "Microsoft .NET Framework 3.5 on Windows Server 2012 R2",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-.net-framework-3.5-on-windows-server-2012-r2",
      "fixedVersion": "",
      "supported": true
    },
    {
      "product": "Microsoft .NET Framework 3.5 on Windows Server 2012 R2 (Server Core installation)",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-.net-framework-3.5-on-windows-server-2012-r2-server-core-installation",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012 R2",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-.net-framework-4.6.2-4.7-4.7.1-4.7.2-on-windows-server-2012-r2",
      "fixedVersion": "",
      "supported": true
    },
    {
      "product": "Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012 R2 (Server Core installation)",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-.net-framework-4.6.2-4.7-4.7.1-4.7.2-on-windows-server-2012-r2-server-core-installation",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Microsoft .NET Framework 4.8 on Windows Server 2012 R2",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-.net-framework-4.8-on-windows-server-2012-r2",
      "fixedVersion": "",
      "supported": true
    },
    {
      "product": "Microsoft .NET Framework 4.8 on Windows Server 2012 R2 (Server Core installation)",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-.net-framework-4.8-on-windows-server-2012-r2-server-core-installation",
      "fixedVersion": "",
      "supported": false
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2023-21808",
      "url": "https://patchblox.com/security/cve/CVE-2023-21808",
      "title": ".NET and Visual Studio Remote Code Execution Vulnerability",
      "component": ".NET and Visual Studio",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 8.4,
      "epss": 0.01148,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21722",
      "url": "https://patchblox.com/security/cve/CVE-2023-21722",
      "title": ".NET Framework Denial of Service Vulnerability",
      "component": ".NET Framework",
      "impact": "Denial of Service",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 5,
      "epss": 0.00917,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T18:46:35Z"
}