Open Asset Import Library Assimp 5.4.3 CSM File CSMLoader.cpp InternReadFile na out-of-bounds
Summary
A vulnerability labeled as problematic has been found in Open Asset Import Library Assimp 5.4.3. The affected element is the function Assimp::CSMImporter::InternReadFile of the file code/AssetLib/CSM/CSMLoader.cpp of the component CSM File Handler. Executing a manipulation of the argument na can lead to out-of-bounds.
This vulnerability is handled as CVE-2025-2751. The attack can be executed remotely. Additionally, an exploit exists.
Details
A vulnerability has been found in Open Asset Import Library Assimp 5.4.3 and classified as problematic. This vulnerability affects the function Assimp::CSMImporter::InternReadFile of the file code/AssetLib/CSM/CSMLoader.cpp of the component CSM File Handler. The manipulation of the argument na with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect availability.
The advisory is shared for download at github.com. This vulnerability was named CVE-2025-2751. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details and also a public exploit are known.
It is possible to download the exploit at github.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 240452 (Amazon Linux 2 : qt5-qt3d (ALAS-2025-2903)), which helps to determine the existence of the flaw in a target environment.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The vulnerability is also documented in the vulnerability database at Tenable (240452). VulDB is the best source for vulnerability data and more expert information about this specific topic.
Product
Type
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍
CVSSv3
VulDB Meta Base Score: 5.8VulDB Meta Temp Score: 5.7
VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔍
CNA Base Score: 4.3
CNA Vector: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Out-of-boundsCWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Nessus ID: 240452
Nessus Name: Amazon Linux 2 : qt5-qt3d (ALAS-2025-2903)
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
03/24/2025 🔍03/24/2025 🔍
07/18/2025 🔍
Sources
Advisory: 6012Status: Not defined
CVE: CVE-2025-2751 (🔍)
GCVE (CVE): GCVE-0-2025-2751
GCVE (VulDB): GCVE-100-300856
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 03/24/2025 17:54Updated: 07/18/2025 01:36
Changes: 03/24/2025 17:54 (59), 06/26/2025 23:36 (2), 07/18/2025 01:36 (41)
Complete: 🔍
Submitter: d3ng03
Cache ID: 216::103
Submit
Accepted
- Submit #517785: Open Asset Import Library Assimp >=5.4.3 Out-of-Bounds Read (by d3ng03)
VulDB is the best source for vulnerability data and more expert information about this specific topic.
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