Security advisory

{
  "id": "0b06b13c016574941b3d6fe5f158da05c224ebe8ed8c8fca1e2cfb93b815c51d",
  "url": "https://osv.dev/vulnerability/CVE-2020-19488",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-19488",
    "summary": "An issue was discovered in box_code_apple.c:119 in Gpac MP4Box 0.8.0, allows attackers to cause a Denial of Service due to an invalid read on function ilst_item_Read.",
    "evidence": "osv:CVE-2020-19488",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-19488",
      "aliases": [
        "CVE-2020-19488"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/gpac/gpac",
              "type": "GIT",
              "events": [
                {
                  "introduced": "6b4ab401297be43b57f9eddd675971a8a5feab44"
                },
                {
                  "last_affected": "6b4ab401297be43b57f9eddd675971a8a5feab44"
                },
                {
                  "fixed": "6170024568f4dda310e98ef7508477b425c58d09"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:gpac:gpac:0.8.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0.8.0"
                      },
                      {
                        "last_affected": "0.8.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "range": [
                      {
                        "fixed": "6170024568f4dda310e98ef7508477b425c58d09"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "0.8.0",
            "v0.8.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-19488.json",
            "vanir_signatures": [
              {
                "id": "CVE-2020-19488-15bb639f",
                "digest": {
                  "length": 1729,
                  "function_hash": "76557726008365586309866346198720532336"
                },
                "source": "https://github.com/gpac/gpac/commit/6170024568f4dda310e98ef7508477b425c58d09",
                "target": {
                  "file": "src/isomedia/box_code_apple.c",
                  "function": "ilst_item_box_read"
                },
                "deprecated": false,
                "signature_type": "Function",
                "signature_version": "v1"
              },
              {
                "id": "CVE-2020-19488-af8e27b5",
                "digest": {
                  "threshold": 0.9,
                  "line_hashes": [
                    "93052003416229134326844688799505428902",
                    "137638215521662659213169629412788171523",
                    "218856652493421116641591856317043504045",
                    "215335284481261113098767767928878411580",
                    "300668904883607872971667183085576413148",
                    "130934968920720747450702108576285489587",
                    "313525340958840565967647329992440436085",
                    "324483646226687389449473943369863747743"
                  ]
                },
                "source": "https://github.com/gpac/gpac/commit/6170024568f4dda310e98ef7508477b425c58d09",
                "target": {
                  "file": "src/isomedia/box_code_apple.c"
                },
                "deprecated": false,
                "signature_type": "Line",
                "signature_version": "v1"
              }
            ],
            "vanir_signatures_modified": "2026-10-20T13:52:49Z"
          }
        }
      ],
      "modified": "2026-10-20T13:52:49.256973435Z",
      "provider": "osv",
      "references": [
        "https://github.com/gpac/gpac/commit/6170024568f4dda310e98ef7508477b425c58d09",
        "https://github.com/gpac/gpac/issues/1263"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-19488",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 388337,
  "published_at": "2021-07-21T18:15:08.957+00:00"
}