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THREATINT
PUBLISHED

CVE-2025-2756

Open Asset Import Library Assimp AC3D File ACLoader.cpp ConvertObjectSection heap-based overflow



Description

EN DE

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.

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.

Reserved 2025-03-24 | Published 2025-03-25 | Updated 2025-03-31 | Assigner VulDB


MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
MEDIUM: 6.3CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
MEDIUM: 6.3CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
7.5AV:N/AC:L/Au:N/C:P/I:P/A:P

Problem types

Heap-based Buffer Overflow

Memory Corruption

Product status

5.4.3
affected

Timeline

2025-03-24:Advisory disclosed
2025-03-24:VulDB entry created
2025-03-24:VulDB entry last update

Credits

d3ng03 (VulDB User) reporter

References

vuldb.com/?id.300861 (VDB-300861 | Open Asset Import Library Assimp AC3D File ACLoader.cpp ConvertObjectSection heap-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.300861 (VDB-300861 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.517790 (Submit #517790 | Open Asset Import Library Assimp >=5.4.3 Heap-based Buffer Overflow) third-party-advisory

github.com/assimp/assimp/issues/6018 issue-tracking

github.com/assimp/assimp/issues/6018 exploit issue-tracking

cve.org (CVE-2025-2756)

nvd.nist.gov (CVE-2025-2756)

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