{
  "affected": [
    {
      "database_specific": {
        "unresolved_ranges": [
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "20171023"
              }
            ]
          }
        ]
      }
    }
  ],
  "details": "The getlong function in numutils.c in libdoc through 2017-10-23 has a heap-based buffer over-read that allows attackers to cause a denial of service (application crash) via a crafted file.",
  "id": "CVE-2018-20453",
  "modified": "2026-03-13T21:56:07.435026891Z",
  "published": "2018-12-25T17:29:00.423Z",
  "references": [
    {
      "type": "EVIDENCE",
      "url": "https://github.com/uvoteam/libdoc/issues/1"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}