Vulnerability · Published Oct 5, 2025 · Assigned by VulDB
CVE-2025-11275Open Asset Import Library Assimp OpenDDLParserUtils.h getNextSeparator heap-based overflow
Medium 5.3
In plain English
A medium-severity heap buffer overflow in Assimp from Open Asset Import Library. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 17% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
A vulnerability was identified in Open Asset Import Library Assimp 6.0.2. Affected by this vulnerability is the function ODDLParser::getNextSeparator in the library assimp/contrib/openddlparser/include/openddlparser/OpenDDLParserUtils.h. Such manipulation leads to heap-based buffer overflow. The attack must be carried out locally. The exploit is publicly available and might be used.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.23 | assimp | 6.0.4-r0 | ALPINE-CVE-2025-11275 |
| Alpine:v3.24 | assimp | 6.0.4-r0 | ALPINE-CVE-2025-11275 |
| Debian:12 | assimp | no fix listed | DEBIAN-CVE-2025-11275 |
| Debian:13 | assimp | no fix listed | DEBIAN-CVE-2025-11275 |
| Debian:14 | assimp | no fix listed | DEBIAN-CVE-2025-11275 |
| PyPI | pyassimp | no fix listed | PYSEC-2025-156 |
| Ubuntu:22.04:LTS | assimp | no fix listed | UBUNTU-CVE-2025-11275 |
| Ubuntu:24.04:LTS | assimp | no fix listed | UBUNTU-CVE-2025-11275 |
| Ubuntu:25.10 | assimp | no fix listed | UBUNTU-CVE-2025-11275 |
| Ubuntu:26.04:LTS | assimp | no fix listed | UBUNTU-CVE-2025-11275 |
| Ubuntu:26.10 | assimp | no fix listed | UBUNTU-CVE-2025-11275 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Open Asset Import Library | Assimp | 6.0.2 |
Weakness: CWE-122, CWE-119 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-327009 | Open Asset Import Library Assimp OpenDDLParserUtils.h getNextSeparator heap-based overflow vdb-entry, technical-description
- VDB-327009 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #658675 | Open Asset Import Library Assimp Assimp Version: 6.0.2 / master commit 0581ed5 Heap-based Buffer Overflow third-party-advisory
- https://github.com/assimp/assimp/issues/6357 issue-tracking
- https://github.com/user-attachments/files/22417682/poc.zip exploit