{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "1.5.1-628"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "28bcd9ec7667e93578b098d04445bb2b6e8dea85"
            }
          ],
          "repo": "https://github.com/axiomatic-systems/bento4",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "A heap buffer overflow vulnerability in Ap4TrunAtom.cpp of Bento 1.5.1-628 may lead to an out-of-bounds write while running mp42aac, leading to system crashes and a denial of service (DOS).",
  "id": "CVE-2020-19721",
  "modified": "2026-03-13T21:57:58.371125582Z",
  "published": "2021-07-13T22:15:09.067Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://cwe.mitre.org/data/definitions/122.html"
    },
    {
      "type": "EVIDENCE",
      "url": "https://github.com/axiomatic-systems/Bento4/issues/415"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}