CVE-2025-5166
Open Asset Import Library Assimp MDC File Parser MDCLoader.cpp InternReadFile out-of-bounds
- State
- Published
- Severity
- 4.8 Medium
- Published
- May 26, 2025
- Updated
- May 28, 2025
- Reserved
- May 25, 2025
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 4.8 Medium | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N | VulDB |
| 3.1 | 3.3 Low | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L | VulDB |
| 3.0 | 3.3 Low | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L | VulDB |
| 2.0 | 1.7 Low | AV:L/AC:L/Au:S/C:N/I:N/A:P | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
AssimpOpen Asset Import Library |
|
References
- VDB-310254 | Open Asset Import Library Assimp MDC File Parser MDCLoader.cpp InternReadFile out-of-boundsvdb-entrytechnical-description
- VDB-310254 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- Submit #578001 | Open Asset Import Library Assimp 5.4.3 Heap Out of Bounds Readthird-party-advisory
- https://github.com/assimp/assimp/issues/6168issue-tracking
- https://github.com/assimp/assimp/issues/6128issue-tracking
- https://github.com/user-attachments/files/20208318/reproducer.zipexploit
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