CVE-2025-3549

MEDIUM

Assimp - Memory Corruption

Title source: rule
STIX 2.1

Description

A vulnerability, which was classified as critical, was found in Open Asset Import Library Assimp 5.4.3. Affected is the function Assimp::MD3Importer::ValidateSurfaceHeaderOffsets of the file code/AssetLib/MD3/MD3Loader.cpp of the component File Handler. The manipulation leads to heap-based buffer overflow. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used.

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.304590
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.304590
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.546414
Exploit, Issue Tracking issue-tracking
https://github.com/assimp/assimp/issues/6070

Scores

CVSS v3 5.3
EPSS 0.0014
EPSS Percentile 34.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-119 CWE-122
Status published
Products (1)
assimp/assimp 5.4.3
Published Apr 14, 2025
Tracked Since Feb 18, 2026