CVE-2025-2591

Medium

Description

A vulnerability classified as problematic was found in Open Asset Import Library Assimp 5.4.3. This vulnerability affects the function MDLImporter::InternReadFile_Quake1 of the file code/AssetLib/MDL/MDLLoader.cpp. The manipulation of the argument skinwidth/skinheight leads to divide by zero. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The patch is identified as ab66a1674fcfac87aaba4c8b900b315ebc3e7dbd. It is recommended to apply a patch to fix this issue.

SeverityMedium

CVSS4.3

Exploit probability—

ProductAssimp

PublishedMar 21, 2025

First seenMar 21, 2025

Weakness typeCWE-369CWE-369 CWE-404CWE-404

How to fix

Patches

github.com/assimp/assimp/pull/6047/commits/ab66a1674fcfac87aaba4c8b900b315ebc3e7dbd

Affected products

Product	Affected versions	Fixed in
assimp assimp	5.4.3	—
pyassimpPyPI	v ≤ 5.4.3	—

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