Description

A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been rated as problematic. Affected by this issue is the function SkipSpaces in the library assimp/include/assimp/ParsingUtils.h. The manipulation leads to out-of-bounds read. Local access is required to approach this attack. 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. Eine problematische Schwachstelle wurde in Open Asset Import Library Assimp 5.4.3 ausgemacht. Dies betrifft die Funktion SkipSpaces in der Bibliothek assimp/include/assimp/ParsingUtils.h. Durch Manipulation mit unbekannten Daten kann eine out-of-bounds read-Schwachstelle ausgenutzt werden. Der Angriff muss lokal passieren. Der Exploit steht zur öffentlichen Verfügung.

Classification

CVE ID: CVE-2025-5203

CVSS Base Severity: LOW

CVSS Base Score: 3.3

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Affected Products

Vendor: Open Asset Import Library

Product: Assimp

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.02% (probability of being exploited)

EPSS Percentile: 4.16% (scored less or equal to compared to others)

EPSS Date: 2025-06-06 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-5203
https://vuldb.com/?id.310292
https://vuldb.com/?ctiid.310292
https://vuldb.com/?submit.578012
https://github.com/assimp/assimp/issues/6175
https://github.com/assimp/assimp/issues/6128
https://github.com/user-attachments/files/20209469/reproducer.zip

Timeline