Description
A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been classified as problematic. Affected is the function MDCImporter::InternReadFile of the file assimp/code/AssetLib/MDC/MDCLoader.cpp of the component MDC File Parser. The manipulation of the argument pcVerts leads to out-of-bounds read. 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.
References (6)
Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.310254
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.310254
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.578001
Exploit issue-tracking
https://github.com/assimp/assimp/issues/6168
Issue Tracking issue-tracking
https://github.com/assimp/assimp/issues/6128
Scores
CVSS v3
3.3
EPSS
0.0011
EPSS Percentile
29.3%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-119
CWE-125
Status
published
Products (1)
assimp/assimp
5.4.3
Published
May 26, 2025
Tracked Since
Feb 18, 2026