{
  "cveId": "CVE-2018-20721",
  "url": "https://patchblox.com/security/cve/CVE-2018-20721",
  "summary": "CVE-2018-20721 is fixed in liburiparser1 on 1 platform by liburiparser1 0.8.4-1\u002Bdeb9u2build0.18.04.1 (version 0.8.4-1\u002Bdeb9u2build0.18.04.1), released January 16, 2019. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "liburiparser1: URI_FUNC() in UriParse.c in uriparser before 0.9.1 has an out-of-bounds read (in uriParse*Ex* functions) for an incom...",
  "description": "URI_FUNC() in UriParse.c in uriparser before 0.9.1 has an out-of-bounds read (in uriParse*Ex* functions) for an incomplete URI with an IPv6 address containing an embedded IPv4 address, such as a \u0022//[::44.1\u0022 address.",
  "published": "2019-01-16T06:29:00Z",
  "severity": "Medium",
  "epss": 0.0205,
  "epssPercentile": 0.8135,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "liburiparser1",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.8.4-1\u002Bdeb9u2build0.18.04.1",
      "fix": "liburiparser1 0.8.4-1\u002Bdeb9u2build0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-liburiparser1-0.8.4-1-deb9u2build0.18.04.1",
      "released": "2019-01-16T06:29:00Z"
    }
  ],
  "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"
  }
}