CVE-2025-5166 MEDIUM

CVE-2025-5166: Open Asset Import Library Assimp MDC File Parser MDCLoader.cpp InternReadFile out-of-bounds

Vendor Open Asset Import Library
Product Assimp
Weakness CWE-125
Published May 26, 2025
Last update May 28, 2025
View on NVD All CVEs

CVSS base score

4.8/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

May 26, 2025 CVE published
May 28, 2025 Record updated