Security advisory

{
  "id": "378f2f3e1705b2899b4b81ada85659e946a9a83ec3008f8db8e6ea948eb3666e",
  "url": "https://osv.dev/vulnerability/CVE-2020-23928",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-23928",
    "summary": "An issue was discovered in gpac before 1.0.1. The abst_box_read function in box_code_adobe.c has a heap-based buffer over-read.",
    "evidence": "osv:CVE-2020-23928",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2020-23928",
      "aliases": [
        "CVE-2020-23928"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/gpac/gpac",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "d8538e8ae946b32d99c6b2c57cbb327146e9cd9d"
                },
                {
                  "fixed": "8e05648d6b4459facbc783025c5c42d301fef5c3"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.0.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "8e05648d6b4459facbc783025c5c42d301fef5c3"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.7.1",
            "v0.7.0",
            "v0.6.0",
            "v0.5.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-23928.json",
            "vanir_signatures": [
              {
                "id": "CVE-2020-23928-040aaef5",
                "digest": {
                  "length": 2965,
                  "function_hash": "224329052296549846793002160328219614017"
                },
                "source": "https://github.com/gpac/gpac/commit/8e05648d6b4459facbc783025c5c42d301fef5c3",
                "target": {
                  "file": "src/isomedia/box_code_adobe.c",
                  "function": "abst_box_read"
                },
                "deprecated": false,
                "signature_type": "Function",
                "signature_version": "v1"
              },
              {
                "id": "CVE-2020-23928-3e8f7045",
                "digest": {
                  "threshold": 0.9,
                  "line_hashes": [
                    "314450098367280310849354577419420946517",
                    "64683914037193031225924045831124023185",
                    "191435674754192633117331026067058159153",
                    "320789349979153142793911569853053630401"
                  ]
                },
                "source": "https://github.com/gpac/gpac/commit/8e05648d6b4459facbc783025c5c42d301fef5c3",
                "target": {
                  "file": "src/isomedia/box_code_adobe.c"
                },
                "deprecated": false,
                "signature_type": "Line",
                "signature_version": "v1"
              }
            ],
            "vanir_signatures_modified": "2026-10-20T13:56:03Z"
          }
        }
      ],
      "modified": "2026-10-20T13:56:03.492759140Z",
      "provider": "osv",
      "references": [
        "https://github.com/gpac/gpac/issues/1568",
        "https://github.com/gpac/gpac/issues/1569",
        "https://github.com/gpac/gpac/commit/8e05648d6b4459facbc783025c5c42d301fef5c3",
        "https://cwe.mitre.org/data/definitions/126.html"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-23928",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 388402,
  "published_at": "2021-04-21T18:15:08.383+00:00"
}