Open Asset Import Library Assimp Q3DLoader.cpp InternReadFile heap-based overflow

{
  "id": "47ae0410148eca5887b8c2d8cbf92c65624cd22eabacc11af6204788891be7f8",
  "url": "https://osv.dev/vulnerability/CVE-2025-11277",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Open Asset Import Library Assimp Q3DLoader.cpp InternReadFile heap-based overflow",
    "summary": "A weakness has been identified in Open Asset Import Library Assimp 6.0.2. This affects the function Q3DImporter::InternReadFile of the file assimp/code/AssetLib/Q3D/Q3DLoader.cpp. Executing a manipulation can lead to heap-based buffer overflow. The attack needs to be launched locally. The exploit has been made available to the public and could be used for attacks.",
    "evidence": "osv:CVE-2025-11277",
    "products": [],
    "severity": "low",
    "structured": {
      "id": "CVE-2025-11277",
      "aliases": [
        "CVE-2025-11277",
        "PYSEC-2025-157"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/assimp/assimp",
              "type": "GIT",
              "events": [
                {
                  "introduced": "fb375dd8c0a032106a2122815fb18dffe0283721"
                },
                {
                  "last_affected": "fb375dd8c0a032106a2122815fb18dffe0283721"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "6.0.2"
                      },
                      {
                        "last_affected": "6.0.2"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "cpe": "cpe:2.3:a:assimp:assimp:6.0.2:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "6.0.2"
                      },
                      {
                        "last_affected": "6.0.2"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "6.0.2",
            "v6.0.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-11277.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:52.750923643Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/11xxx/CVE-2025-11277.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-11277",
        "https://vuldb.com/?id.327011",
        "https://vuldb.com/?submit.658912",
        "https://github.com/assimp/assimp/issues/6358",
        "https://vuldb.com/?ctiid.327011",
        "https://github.com/user-attachments/files/22422643/poc.zip"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-119",
          "CWE-122"
        ],
        "cna_assigner": "VulDB",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/11xxx/CVE-2025-11277.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-11277",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 521662,
  "published_at": "2025-10-05T01:32:07.068+00:00"
}