CVE-2025-2591

Public Exploit
Open Asset Import Library Assimp MDLLoader.cpp InternReadFile_Quake1 divide by zero

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.

Category

5.3
CVSS
Severity: Medium
CVSS 4.0 •
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.07%
Third-Party Advisory vuldb.com
Affected: Open Asset Import Library Assimp
Published at:
Updated at:

References

Link Tags
https://vuldb.com/?id.300574 vdb entry technical description
https://vuldb.com/?ctiid.300574 signature permissions required
https://vuldb.com/?submit.517781 third party advisory
https://github.com/assimp/assimp/issues/6009 issue tracking
https://github.com/assimp/assimp/pull/6047 issue tracking
https://github.com/assimp/assimp/issues/6009#issue-2877367021 issue tracking exploit
https://github.com/assimp/assimp/pull/6047/commits/ab66a1674fcfac87aaba4c8b900b315ebc3e7dbd patch issue tracking

Frequently Asked Questions

What is the severity of CVE-2025-2591?
CVE-2025-2591 has been scored as a medium severity vulnerability.
How to fix CVE-2025-2591?
To fix CVE-2025-2591, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-2591 being actively exploited in the wild?
It is possible that CVE-2025-2591 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-2591?
CVE-2025-2591 affects Open Asset Import Library Assimp.
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