{"id":"CVE-2025-2756","state":"PUBLISHED","title":"Open Asset Import Library Assimp AC3D File ACLoader.cpp ConvertObjectSection heap-based overflow","description":"A vulnerability classified as critical has been found in Open Asset Import Library Assimp 5.4.3. This affects the function Assimp::AC3DImporter::ConvertObjectSection of the file code/AssetLib/AC/ACLoader.cpp of the component AC3D File Handler. The manipulation of the argument tmp leads to heap-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.","publishedAt":"2025-03-25T09:31:04.310Z","updatedAt":"2025-03-31T16:26:30.042Z","severity":{"score":5.3,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","source":"VulDB"},"assigner":"VulDB","products":["Open Asset Import Library Assimp"],"affected":[{"vendor":"Open Asset Import Library","product":"Assimp","versions":[{"version":"5.4.3","status":"affected"}],"modules":["AC3D File Handler"]}],"references":["https://vuldb.com/?id.300861","https://vuldb.com/?ctiid.300861","https://vuldb.com/?submit.517790","https://github.com/assimp/assimp/issues/6018","https://github.com/assimp/assimp/issues/6018#issue-2877375815"],"weaknesses":["CWE-122","CWE-119"],"ingestedAt":"2026-10-29T20:08:55.257Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/2xxx/CVE-2025-2756.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-2756","state":"PUBLISHED","datePublished":"2025-03-25T09:31:04.310Z","dateUpdated":"2025-03-31T16:26:30.042Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2025-03-24T16:47:34.456Z"},"containers":{"cna":{"title":"Open Asset Import Library Assimp AC3D File ACLoader.cpp ConvertObjectSection heap-based overflow","descriptions":[{"lang":"en","value":"A vulnerability classified as critical has been found in Open Asset Import Library Assimp 5.4.3. This affects the function Assimp::AC3DImporter::ConvertObjectSection of the file code/AssetLib/AC/ACLoader.cpp of the component AC3D File Handler. The manipulation of the argument tmp leads to heap-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used."},{"lang":"de","value":"Es wurde eine Schwachstelle in Open Asset Import Library Assimp 5.4.3 entdeckt. Sie wurde als kritisch eingestuft. Hiervon betroffen ist die Funktion Assimp::AC3DImporter::ConvertObjectSection der Datei code/AssetLib/AC/ACLoader.cpp der Komponente AC3D File Handler. Dank der Manipulation des Arguments tmp mit unbekannten Daten kann eine heap-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk angegangen werden. Der Exploit steht zur öffentlichen Verfügung."}],"affected":[{"vendor":"Open Asset Import Library","product":"Assimp","versions":[{"version":"5.4.3","status":"affected"}],"modules":["AC3D File Handler"]}],"references":[{"url":"https://vuldb.com/?id.300861","name":"VDB-300861 | Open Asset Import Library Assimp AC3D File ACLoader.cpp ConvertObjectSection heap-based overflow","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/?ctiid.300861","name":"VDB-300861 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/?submit.517790","name":"Submit #517790 | Open Asset Import Library Assimp >=5.4.3 Heap-based Buffer Overflow","tags":["third-party-advisory"]},{"url":"https://github.com/assimp/assimp/issues/6018","tags":["issue-tracking"]},{"url":"https://github.com/assimp/assimp/issues/6018#issue-2877375815","tags":["exploit","issue-tracking"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":5.3,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":6.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L","baseSeverity":"MEDIUM"}},{"cvssV3_0":{"version":"3.0","baseScore":6.3,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L","baseSeverity":"MEDIUM"}},{"cvssV2_0":{"version":"2.0","baseScore":7.5,"vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-122","type":"CWE","lang":"en","description":"Heap-based Buffer Overflow"}]},{"descriptions":[{"cweId":"CWE-119","type":"CWE","lang":"en","description":"Memory Corruption"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2025-03-25T09:31:04.310Z"},"timeline":[{"time":"2025-03-24T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2025-03-24T01:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2025-03-24T17:54:16.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"d3ng03 (VulDB User)","type":"reporter"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-03-31T16:26:11.574139Z","id":"CVE-2025-2756","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-03-31T16:26:30.042Z"}}]}}}