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 LWOImporter::GetS0 in the library assimp/code/AssetLib/LWO/LWOLoader.h. The manipulation of the argument out leads to out-of-bounds read. The attack needs 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. Es geht um die Funktion LWOImporter::GetS0 in der Bibliothek assimp/code/AssetLib/LWO/LWOLoader.h. Dank der Manipulation des Arguments out mit unbekannten Daten kann eine out-of-bounds read-Schwachstelle ausgenutzt werden. Der Angriff muss lokal angegangen werden. Der Exploit steht zur öffentlichen Verfügung.

Classification

CVE ID: CVE-2025-5167

CVSS Base Severity: LOW

CVSS Base Score: 3.3

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Affected Products

Vendor: Open Asset Import Library

Product: Assimp

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.02% (probability of being exploited)

EPSS Percentile: 3.38% (scored less or equal to compared to others)

EPSS Date: 2025-06-06 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-5167
https://vuldb.com/?id.310255
https://vuldb.com/?ctiid.310255
https://vuldb.com/?submit.578002
https://github.com/assimp/assimp/issues/6169
https://github.com/assimp/assimp/issues/6128
https://github.com/user-attachments/files/20208666/reproducer.zip

Timeline