CVE-2025-3548: Open Asset Import Library Assimp File types.h Set heap-based overflow

4.8 CVSS

Description

A vulnerability, which was classified as critical, has been found in Open Asset Import Library Assimp up to 5.4.3. This issue affects the function aiString::Set in the library include/assimp/types.h of the component File Handler. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. It is recommended to apply a patch to fix this issue. Eine Schwachstelle wurde in Open Asset Import Library Assimp bis 5.4.3 entdeckt. Sie wurde als kritisch eingestuft. Hierbei geht es um die Funktion aiString::Set in der Bibliothek include/assimp/types.h der Komponente File Handler. Durch Beeinflussen mit unbekannten Daten kann eine heap-based buffer overflow-Schwachstelle ausgenutzt werden. Umgesetzt werden muss der Angriff lokal. Der Exploit steht zur öffentlichen Verfügung. Als bestmögliche Massnahme wird Patching empfohlen.

Classification

CVE ID: CVE-2025-3548

CVSS Base Severity: MEDIUM

CVSS Base Score: 4.8

CVSS Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Problem Types

Heap-based Buffer Overflow Memory Corruption

Affected Products

Vendor: Open Asset Import Library

Product: Assimp

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.01% (probability of being exploited)

EPSS Percentile: 1.73% (scored less or equal to compared to others)

EPSS Date: 2025-04-20 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-3548
https://vuldb.com/?id.304589
https://vuldb.com/?ctiid.304589
https://vuldb.com/?submit.546413
https://github.com/assimp/assimp/issues/6068
https://github.com/user-attachments/files/19580584/aiString_Set-hbo.zip
https://github.com/assimp/assimp/pull/6073

Timeline