Description
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.
In Open Asset Import Library Assimp 5.4.3 wurde eine problematische Schwachstelle ausgemacht. Das betrifft die Funktion HL1MDLLoader::validate_header der Datei assimp/code/AssetLib/MDL/HalfLife/HL1MDLLoader.cpp. Durch die Manipulation mit unbekannten Daten kann eine out-of-bounds read-Schwachstelle ausgenutzt werden. Der Angriff muss lokal angegangen werden. Der Exploit steht zur öffentlichen Verfügung.
Problem types
Product status
Timeline
| 2025-05-26: | Advisory disclosed |
| 2025-05-26: | VulDB entry created |
| 2025-05-26: | VulDB entry last update |
References
github.com/assimp/assimp/issues/6174
vuldb.com/?id.310291 (VDB-310291 | Open Asset Import Library Assimp HL1MDLLoader.cpp validate_header out-of-bounds)
vuldb.com/?ctiid.310291 (VDB-310291 | CTI Indicators (IOB, IOC, IOA))
vuldb.com/?submit.578007 (Submit #578007 | Open Asset Import Library Assimp 5.4.3 Heap Out of Bounds Read)
github.com/assimp/assimp/issues/6174
github.com/assimp/assimp/issues/6128
github.com/user-attachments/files/20209236/reproducer.zip