{"id":"PYSEC-2025-159","details":"A vulnerability, which was classified as critical, has been found in Open Asset Import Library Assimp 5.4.3. This issue affects the function Assimp::BaseImporter::ConvertToUTF8 of the file BaseImporter.cpp of the component File Handler. The manipulation leads to heap-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.","aliases":["CVE-2025-2152"],"modified":"2026-05-21T15:00:05.328438151Z","published":"2025-03-10T14:15:26.543Z","references":[{"type":"ADVISORY","url":"https://vuldb.com/?id.299063"},{"type":"ADVISORY","url":"https://vuldb.com/?submit.510818"},{"type":"REPORT","url":"https://github.com/assimp/assimp/issues/6027"},{"type":"REPORT","url":"https://github.com/assimp/assimp/issues/6027#issue-2877629241"},{"type":"REPORT","url":"https://vuldb.com/?ctiid.299063"}],"affected":[{"package":{"name":"pyassimp","ecosystem":"PyPI","purl":"pkg:pypi/pyassimp"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"5.4.3"}]}],"versions":["0.1","3.3","4.1.1","4.1.2","4.1.3","4.1.4","5.2.5"],"ecosystem_specific":{},"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/pyassimp/PYSEC-2025-159.yaml"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}