Open Asset Import Library Assimp 6.0.2 Q3DLoader.cpp InternReadFile heap-based overflow
Summary
A vulnerability classified as critical has been found in Open Asset Import Library Assimp 6.0.2. This vulnerability affects the function Q3DImporter::InternReadFile of the file assimp/code/AssetLib/Q3D/Q3DLoader.cpp. The manipulation leads to heap-based overflow.
This vulnerability is documented as CVE-2025-11277. The attack needs to be performed locally. Additionally, an exploit exists.
Details
A vulnerability was found in Open Asset Import Library Assimp 6.0.2 and classified as critical. This issue affects the function Q3DImporter::InternReadFile of the file assimp/code/AssetLib/Q3D/Q3DLoader.cpp. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). Impacted is confidentiality, integrity, and availability.
It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2025-11277. The exploitation is known to be easy. Attacking locally is a requirement. Technical details as well as a public exploit are known.
The exploit is available at github.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 269658 (Linux Distros Unpatched Vulnerability : CVE-2025-11277), 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 databases at Tenable (269658) and EUVD (EUVD-2025-32440). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
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: 6.1VulDB Meta Temp Score: 6.0
VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 7.8
NVD Vector: 🔒
CNA Base Score: 5.3
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: Heap-based overflowCWE: CWE-122 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒
Physical: Partially
Local: Yes
Remote: No
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: 269658
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2025-11277
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔒
Timeline
10/04/2025 Advisory disclosed10/04/2025 VulDB entry created
02/25/2026 VulDB entry last update
Sources
Advisory: 6358Status: Not defined
CVE: CVE-2025-11277 (🔒)
GCVE (CVE): GCVE-0-2025-11277
GCVE (VulDB): GCVE-100-327011
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 10/04/2025 08:13Updated: 02/25/2026 13:38
Changes: 10/04/2025 08:13 (57), 10/05/2025 05:05 (30), 10/05/2025 06:38 (1), 10/11/2025 08:48 (2), 02/25/2026 13:38 (12)
Complete: 🔍
Submitter: sand
Cache ID: 216::103
Submit
Accepted
- Submit #658912: Open Asset Import Library Assimp 6.0.2 / master commit 0581ed5 Heap-based Buffer Overflow (by sand)
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
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