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A vulnerability classified as problematic has been found in Open Asset Import Library Assimp 5.4.3. This affects the function MDLImporter::ParseSkinLump_3DGS_MDL7 of the file assimp/code/AssetLib/MDL/MDLMaterialLoader.cpp. The manipulation leads to out-of-bounds read. Attacking locally is a requirement. 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.

Es wurde eine Schwachstelle in Open Asset Import Library Assimp 5.4.3 entdeckt. Sie wurde als problematisch eingestuft. Dabei betrifft es die Funktion MDLImporter::ParseSkinLump_3DGS_MDL7 der Datei assimp/code/AssetLib/MDL/MDLMaterialLoader.cpp. Mittels dem Manipulieren mit unbekannten Daten kann eine out-of-bounds read-Schwachstelle ausgenutzt werden. Der Angriff muss lokal erfolgen. Der Exploit steht zur öffentlichen Verfügung.

PUBLISHED Reserved 2025-05-26 | Published 2025-05-26 | Updated 2025-05-28 | Assigner VulDB




MEDIUM: 4.8CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
LOW: 3.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
LOW: 3.3CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
1.7AV:L/AC:L/Au:S/C:N/I:N/A:P

Problem types

Out-of-Bounds Read

Memory Corruption

Product status

5.4.3
affected

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/6176 exploit

vuldb.com/?id.310293 (VDB-310293 | Open Asset Import Library Assimp MDLMaterialLoader.cpp ParseSkinLump_3DGS_MDL7 out-of-bounds) vdb-entry technical-description

vuldb.com/?ctiid.310293 (VDB-310293 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.578013 (Submit #578013 | Open Asset Import Library Assimp 5.4.3 Heap Out of Bounds Read) third-party-advisory

github.com/assimp/assimp/issues/6176 issue-tracking

github.com/assimp/assimp/issues/6128 issue-tracking

github.com/...ts/files/20209911/ParseSkinLump-reproducer.zip exploit

cve.org (CVE-2025-5204)

nvd.nist.gov (CVE-2025-5204)

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