CVE-2025-5202

low-risk
Published 2025-05-26

A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been declared as problematic. Affected by this vulnerability is the function HL1MDLLoader::validate_header of the file assimp/code/AssetLib/MDL/HalfLife/HL1MDLLoader.cpp. The manipulation leads to out-of-bounds read. An attack has to be approached locally. 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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0.11% 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
3
CVSS 3.3/10 Low
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Assimp

References (7)

Issue Tracking https://github.com/assimp/assimp/issues/6128
Exploit https://github.com/assimp/assimp/issues/6174
Exploit https://github.com/user-attachments/files/20209236/reproducer.zip
Permissions Required https://vuldb.com/?ctiid.310291
Third Party Advisory https://vuldb.com/?id.310291
Third Party Advisory https://vuldb.com/?submit.578007
Exploit https://github.com/assimp/assimp/issues/6174
18
/ 100
low-risk
Severity 13/34 · Low
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal