{
  "cveId": "CVE-2018-14642",
  "url": "https://patchblox.com/security/cve/CVE-2018-14642",
  "summary": "CVE-2018-14642 is fixed in libundertow-java on 1 platform by libundertow-java 2.0.23-1 (version 2.0.23-1), released July 25, 2019. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "libundertow-java: An information leak vulnerability was found in Undertow",
  "description": "An information leak vulnerability was found in Undertow. If all headers are not written out in the first write() call then the code that handles flushing the buffer will always write out the full contents of the writevBuffer buffer, which may contain data from previous requests.",
  "published": "2018-09-18T06:29:00Z",
  "severity": "Medium",
  "epss": 0.02114,
  "epssPercentile": 0.81931,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "libundertow-java",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.0.23-1",
      "fix": "libundertow-java 2.0.23-1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libundertow-java-2.0.23-1",
      "released": "2019-07-25T14:15:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T18:46:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}