CVE-2025-5166

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been classified as problematic. Affected is the function MDCImporter::InternReadFile of the file assimp/code/AssetLib/MDC/MDCLoader.cpp of the component MDC File Parser. The manipulation of the argument pcVerts leads to out-of-bounds read. It is possible to launch the attack on the local host. 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.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-119 CWE-125

Affected software

Vendor	Product	Versions
Open Asset Import Library	Assimp	5.4.3

References

https://github.com/assimp/assimp/issues/6128Issue Tracking
https://github.com/assimp/assimp/issues/6168Exploit
https://github.com/user-attachments/files/20208318/reproducer.zipExploit
https://vuldb.com/?ctiid.310254Permissions Required, VDB Entry
https://vuldb.com/?id.310254Third Party Advisory, VDB Entry
https://vuldb.com/?submit.578001Third Party Advisory, VDB Entry
https://github.com/assimp/assimp/issues/6168Exploit

Timeline

Published: May 26, 2025
Last modified: Jun 17, 2026
NVD status: Analyzed

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