CVE-2025-6120

low-risk
Published 2025-06-16

A vulnerability classified as critical was found in Open Asset Import Library Assimp up to 5.4.3. Affected by this vulnerability is the function read_meshes in the library assimp/code/AssetLib/MDL/HalfLife/HL1MDLLoader.cpp. The manipulation leads to heap-based buffer overflow. 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.

Do I need to act?

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0.13% 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
5
CVSS 5.3/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Assimp

References (6)

Exploit https://github.com/assimp/assimp/issues/6220
Issue Tracking https://github.com/assimp/assimp/issues/6220#issuecomment-2945018579
Exploit https://github.com/user-attachments/files/20605340/read_meshes_reproduce.tar.gz
Permissions Required https://vuldb.com/?ctiid.312589
Third Party Advisory https://vuldb.com/?id.312589
Third Party Advisory https://vuldb.com/?submit.591235
24
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal