CVE-2025-2591

low-risk
Published 2025-03-21

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.

Do I need to act?

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0.10% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.3/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Assimp

References (7)

Exploit https://github.com/assimp/assimp/issues/6009
Exploit https://github.com/assimp/assimp/issues/6009#issue-2877367021
Patch https://github.com/assimp/assimp/pull/6047
Patch https://github.com/assimp/assimp/pull/6047/commits/ab66a1674fcfac87aaba4c8b900b3...
Permissions Required https://vuldb.com/?ctiid.300574
Third Party Advisory https://vuldb.com/?id.300574
Third Party Advisory https://vuldb.com/?submit.517781
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal