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CVE-2025-3158
Open Asset Import Library Assimp LWO File LWOAnimation.cpp UpdateAnimRangeSetup heap-based overflow
Medium4.8EPSS 0.33%
- Published
- Updated
- Reserved
- Assigned by
- VulDB
Description
A vulnerability, which was classified as critical, has been found in Open Asset Import Library Assimp 5.4.3. Affected by this issue is the function Assimp::LWO::AnimResolver::UpdateAnimRangeSetup of the file code/AssetLib/LWO/LWOAnimation.cpp of the component LWO File Handler. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| VulDBCNA (assigner) | 4.0 | Medium4.8 | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N |
| VulDBCNA (assigner) | 3.1 | Medium5.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| VulDBCNA (assigner) | 3.0 | Medium5.3 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| VulDBCNA (assigner) | 2.0 | Medium4.3 | AV:L/AC:L/Au:S/C:P/I:P/A:P |
| NVDNVD · Analyzed | 4.0 | Medium4.8 | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 0.33% · top 73% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: no · Technical impact: partial
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.8.
Weakness
Affected products
Open Asset Import Library · Assimp
- affected 5.4.3
References (5)
- VDB-303104 | Open Asset Import Library Assimp LWO File LWOAnimation.cpp UpdateAnimRangeSetup heap-based overflow (opens in a new tab)vdb-entrytechnical-description
- VDB-303104 | CTI Indicators (IOB, IOC, IOA) (opens in a new tab)signaturepermissions-required
- Submit #542246 | Open Asset Import Library Assimp >=5.4.3 Heap-based Buffer Overflow (opens in a new tab)third-party-advisory
- https://github.com/assimp/assimp/issues/6023 (opens in a new tab)issue-tracking
- https://github.com/assimp/assimp/issues/6023#issue-2877381000 (opens in a new tab)exploitissue-tracking
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2025-3158)Record last updated .