{"id":"CVE-2025-5202","summary":"Open Asset Import Library Assimp HL1MDLLoader.cpp validate_header out-of-bounds","details":"A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been declared as problematic. Affected by this vulnerability is the function HL1MDLLoader::validate_header of the file assimp/code/AssetLib/MDL/HalfLife/HL1MDLLoader.cpp. The manipulation leads to out-of-bounds read. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The project decided to collect all Fuzzer bugs in a main-issue to address them in the future.","modified":"2026-07-11T04:17:08.164020358Z","published":"2025-05-26T19:31:06.228Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/5xxx/CVE-2025-5202.json","cna_assigner":"VulDB","cwe_ids":["CWE-119","CWE-125"]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/5xxx/CVE-2025-5202.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-5202"},{"type":"ADVISORY","url":"https://vuldb.com/?id.310291"},{"type":"ADVISORY","url":"https://vuldb.com/?submit.578007"},{"type":"REPORT","url":"https://github.com/assimp/assimp/issues/6128"},{"type":"REPORT","url":"https://github.com/assimp/assimp/issues/6174"},{"type":"REPORT","url":"https://vuldb.com/?ctiid.310291"},{"type":"EVIDENCE","url":"https://github.com/user-attachments/files/20209236/reproducer.zip"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/assimp/assimp","events":[{"introduced":"c35200e38ea8f058812b83de2ef32c6093b0ece2"},{"fixed":"c35200e38ea8f058812b83de2ef32c6093b0ece2"}],"database_specific":{"extracted_events":[{"introduced":"5.4.3"},{"last_affected":"5.4.3"},{"introduced":"0"},{"fixed":"5.4.3"}],"source":["AFFECTED_FIELD","CPE_RANGE"],"cpe":"cpe:2.3:a:assimp:assimp:*:*:*:*:*:*:*:*"}}],"versions":["5.4.3"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-5202.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N"}]}