Heap-Based Buffer Overflow in Open Asset Import Library Assimp 5.4.3
CVE-2025-2756

5.3MEDIUM

Key Information:

Vendor
Open Asset Import Library
Status
Assimp
Vendor
CVE Published:
25 March 2025

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A heap-based buffer overflow vulnerability exists in Open Asset Import Library Assimp version 5.4.3 due to improper handling of the argument 'tmp' in the AC3D File Handler's ConvertObjectSection function. This issue allows potential attackers to exploit the vulnerability remotely, by triggering the overflow with specially crafted input. Public disclosure of this vulnerability raises concerns regarding the software's security and highlights the need for immediate patches or mitigations.

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-2025-2756 - Proof of Concept

References

https://vuldb.com/?id.300861
vdb-entrytechnical-description
https://vuldb.com/?ctiid.300861
signaturepermissions-required
https://vuldb.com/?submit.517790
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

d3ng03 (VulDB User)
.