{
  "cveId": "CVE-2019-13132",
  "url": "https://patchblox.com/security/cve/CVE-2019-13132",
  "summary": "CVE-2019-13132 is fixed in libzmq5 on 1 platform by libzmq5 4.2.5-1ubuntu0.2 (version 4.2.5-1ubuntu0.2), released July 8, 2019. It is not reported as exploited. Patch Radar priority: High.",
  "title": "libzmq5: In ZeroMQ libzmq before 4.0.9, 4.1.x before 4.1.7, and 4.2.x before 4.3.2, a remote, unauthenticated client connectin...",
  "description": "In ZeroMQ libzmq before 4.0.9, 4.1.x before 4.1.7, and 4.2.x before 4.3.2, a remote, unauthenticated client connecting to a libzmq application, running with a socket listening with CURVE encryption/authentication enabled, may cause a stack overflow and overwrite the stack with arbitrary data, due to a buffer overflow in the library. Users running public servers with the above configuration are highly encouraged to upgrade as soon as possible, as there are no known mitigations.",
  "published": "2019-07-08T09:00:00Z",
  "severity": "High",
  "epss": 0.42464,
  "epssPercentile": 0.98712,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "libzmq5",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "4.2.5-1ubuntu0.2",
      "fix": "libzmq5 4.2.5-1ubuntu0.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libzmq5-4.2.5-1ubuntu0.2",
      "released": "2019-07-08T09:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}