{
  "product": "Windows Server, version 1803  (Server Core Installation)",
  "url": "https://patchblox.com/security/product/microsoft/windows-server-version-1803-server-core-installation",
  "summary": "Patch Radar has 30 security fixes for Windows Server, version 1803  (Server Core Installation), closing 971 CVEs, 39 of which are being exploited. The newest security fix is KB4561621 (17134.1550), released June 9, 2020. This product is no longer supported.",
  "platform": "microsoft",
  "vendor": "Microsoft",
  "supported": false,
  "fixCount": 30,
  "cveCount": 971,
  "exploitedCveCount": 39,
  "unfixedCveCount": 0,
  "fixes": [
    {
      "fix": "KB4561621",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561621",
      "released": "2020-06-09T00:00:00Z",
      "fixedVersion": "17134.1550",
      "priority": "Patch now",
      "cveCount": 91,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4556807",
      "url": "https://patchblox.com/security/fix/microsoft/kb4556807",
      "released": "2020-05-12T00:00:00Z",
      "fixedVersion": "17134.1488",
      "priority": "Patch now",
      "cveCount": 85,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4550922",
      "url": "https://patchblox.com/security/fix/microsoft/kb4550922",
      "released": "2020-04-14T00:00:00Z",
      "fixedVersion": "17134.1425",
      "priority": "Patch now",
      "cveCount": 66,
      "exploitedCveCount": 4
    },
    {
      "fix": "KB4540689",
      "url": "https://patchblox.com/security/fix/microsoft/kb4540689",
      "released": "2020-03-10T00:00:00Z",
      "fixedVersion": "17134.1365",
      "priority": "Patch now",
      "cveCount": 85,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4535680",
      "url": "https://patchblox.com/security/fix/microsoft/kb4535680",
      "released": "2020-02-12T14:00:00Z",
      "fixedVersion": "",
      "priority": "High",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4537762",
      "url": "https://patchblox.com/security/fix/microsoft/kb4537762",
      "released": "2020-02-11T00:00:00Z",
      "fixedVersion": "17134.1304",
      "priority": "Patch now",
      "cveCount": 81,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4534293",
      "url": "https://patchblox.com/security/fix/microsoft/kb4534293",
      "released": "2020-01-14T00:00:00Z",
      "fixedVersion": "17134.1246",
      "priority": "Patch now",
      "cveCount": 32,
      "exploitedCveCount": 3
    },
    {
      "fix": "KB4530717",
      "url": "https://patchblox.com/security/fix/microsoft/kb4530717",
      "released": "2019-12-10T00:00:00Z",
      "fixedVersion": "17134.1184",
      "priority": "Urgent",
      "cveCount": 14,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4525237",
      "url": "https://patchblox.com/security/fix/microsoft/kb4525237",
      "released": "2019-11-12T00:00:00Z",
      "fixedVersion": "17134.1130",
      "priority": "Patch now",
      "cveCount": 51,
      "exploitedCveCount": 4
    },
    {
      "fix": "KB4519765",
      "url": "https://patchblox.com/security/fix/microsoft/kb4519765",
      "released": "2019-10-09T12:00:00Z",
      "fixedVersion": "",
      "priority": "High",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4520008",
      "url": "https://patchblox.com/security/fix/microsoft/kb4520008",
      "released": "2019-10-08T00:00:00Z",
      "fixedVersion": "17134.1069",
      "priority": "Patch now",
      "cveCount": 40,
      "exploitedCveCount": 3
    },
    {
      "fix": "KB4516058",
      "url": "https://patchblox.com/security/fix/microsoft/kb4516058",
      "released": "2019-09-10T00:00:00Z",
      "fixedVersion": "17134.1006",
      "priority": "Patch now",
      "cveCount": 56,
      "exploitedCveCount": 3
    },
    {
      "fix": "KB4512501",
      "url": "https://patchblox.com/security/fix/microsoft/kb4512501",
      "released": "2019-08-13T00:00:00Z",
      "fixedVersion": "17134.950",
      "priority": "Urgent",
      "cveCount": 70,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4507435",
      "url": "https://patchblox.com/security/fix/microsoft/kb4507435",
      "released": "2019-07-09T00:00:00Z",
      "fixedVersion": "17134.885",
      "priority": "Patch now",
      "cveCount": 56,
      "exploitedCveCount": 3
    },
    {
      "fix": "KB4503286",
      "url": "https://patchblox.com/security/fix/microsoft/kb4503286",
      "released": "2019-06-11T00:00:00Z",
      "fixedVersion": "17134.829",
      "priority": "Patch now",
      "cveCount": 64,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4499167",
      "url": "https://patchblox.com/security/fix/microsoft/kb4499167",
      "released": "2019-05-14T00:00:00Z",
      "fixedVersion": "17134.765",
      "priority": "Patch now",
      "cveCount": 56,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4493464",
      "url": "https://patchblox.com/security/fix/microsoft/kb4493464",
      "released": "2019-04-09T00:00:00Z",
      "fixedVersion": "17134.706",
      "priority": "Patch now",
      "cveCount": 53,
      "exploitedCveCount": 4
    },
    {
      "fix": "KB4489868",
      "url": "https://patchblox.com/security/fix/microsoft/kb4489868",
      "released": "2019-03-12T00:00:00Z",
      "fixedVersion": "17134.648",
      "priority": "Patch now",
      "cveCount": 54,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4487017",
      "url": "https://patchblox.com/security/fix/microsoft/kb4487017",
      "released": "2019-02-12T00:00:00Z",
      "fixedVersion": "17134.590",
      "priority": "Patch now",
      "cveCount": 52,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4480966",
      "url": "https://patchblox.com/security/fix/microsoft/kb4480966",
      "released": "2019-01-08T00:00:00Z",
      "fixedVersion": "17134.523",
      "priority": "Patch now",
      "cveCount": 33,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4471324",
      "url": "https://patchblox.com/security/fix/microsoft/kb4471324",
      "released": "2018-12-11T00:00:00Z",
      "fixedVersion": "17134.471",
      "priority": "Patch now",
      "cveCount": 23,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4465663",
      "url": "https://patchblox.com/security/fix/microsoft/kb4465663",
      "released": "2018-11-13T14:00:00Z",
      "fixedVersion": "",
      "priority": "Routine",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4467702",
      "url": "https://patchblox.com/security/fix/microsoft/kb4467702",
      "released": "2018-11-13T00:00:00Z",
      "fixedVersion": "17134.407",
      "priority": "Urgent",
      "cveCount": 30,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4462919",
      "url": "https://patchblox.com/security/fix/microsoft/kb4462919",
      "released": "2018-10-09T00:00:00Z",
      "fixedVersion": "17134.345",
      "priority": "Patch now",
      "cveCount": 27,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4457128",
      "url": "https://patchblox.com/security/fix/microsoft/kb4457128",
      "released": "2018-09-11T00:00:00Z",
      "fixedVersion": "17134.285",
      "priority": "Patch now",
      "cveCount": 47,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4343909",
      "url": "https://patchblox.com/security/fix/microsoft/kb4343909",
      "released": "2018-08-14T00:00:00Z",
      "fixedVersion": "17134.228",
      "priority": "Patch now",
      "cveCount": 44,
      "exploitedCveCount": 4
    },
    {
      "fix": "KB4345421",
      "url": "https://patchblox.com/security/fix/microsoft/kb4345421",
      "released": "2018-07-16T00:00:00Z",
      "fixedVersion": "17134.167",
      "priority": "Urgent",
      "cveCount": 33,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4338819",
      "url": "https://patchblox.com/security/fix/microsoft/kb4338819",
      "released": "2018-07-10T00:00:00Z",
      "fixedVersion": "17134.165",
      "priority": "Urgent",
      "cveCount": 33,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4284835",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284835",
      "released": "2018-06-12T00:00:00Z",
      "fixedVersion": "17134.112",
      "priority": "Urgent",
      "cveCount": 36,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4103721",
      "url": "https://patchblox.com/security/fix/microsoft/kb4103721",
      "released": "2018-05-08T00:00:00Z",
      "fixedVersion": "17134.48",
      "priority": "Patch now",
      "cveCount": 39,
      "exploitedCveCount": 2
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-10T07:50:38Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}