Heap-based Buffer Overflow in Open Asset Import Library Assimp
CVE-2025-3549

4.8MEDIUM

Key Information:

Vendor
Open Asset Import Library
Status
Assimp
Vendor
CVE Published:
14 April 2025

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A heap-based buffer overflow vulnerability exists in the Open Asset Import Library, specifically within the Assimp::MD3Importer::ValidateSurfaceHeaderOffsets function in MD3Loader.cpp. This flaw allows for manipulation that could lead to potential exploitation when processed locally. The vulnerability has been made public, and its ramifications could include unauthorized access or system compromise.

Affected Version(s)

Assimp 5.4.3

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-3549 - Proof of Concept

References

https://vuldb.com/?id.304590
vdb-entrytechnical-description
https://vuldb.com/?ctiid.304590
signaturepermissions-required
https://vuldb.com/?submit.546414
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.