CVE-2025-5201: Open Asset Import Library Assimp LWOLoader.cpp CountVertsAndFacesLWO2 out-of-bounds

Published May 26, 2025
·
Updated

A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been classified as problematic. Affected is the function LWOImporter::CountVertsAndFacesLWO2 of the file assimp/code/AssetLib/LWO/LWOLoader.cpp. The manipulation leads to out-of-bounds read. The attack needs 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.

Affected Software

2 affected components
Open Asset Import Library Assimp
Assimp Assimp<5.4.3

Event History

May 26, 2025
CVE Published
via MITRE·07:00 PM
Data Sourced
via MITRE·07:00 PM
DescriptionSeverityWeakness
Jun 23, 57411
Event
via FIRST·06:10 PM
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2025-5201?

CVE-2025-5201 has been classified as problematic due to its potential for an out-of-bounds read.

2

What software is affected by CVE-2025-5201?

CVE-2025-5201 affects Open Asset Import Library Assimp version 5.4.3.

3

How do I fix CVE-2025-5201?

To mitigate CVE-2025-5201, update Open Asset Import Library Assimp to the latest version where the vulnerability is patched.

4

What kind of attack is associated with CVE-2025-5201?

CVE-2025-5201 can be exploited through attacks that manipulate the LWOImporter function, leading to out-of-bounds read.

5

What function in Assimp is vulnerable in CVE-2025-5201?

The vulnerable function related to CVE-2025-5201 is LWOImporter::CountVertsAndFacesLWO2 located in LWOLoader.cpp.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203