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Vulnerability · Published Apr 3, 2025 · Assigned by VulDB

CVE-2025-3158Open Asset Import Library Assimp LWO File LWOAnimation.cpp UpdateAnimRangeSetup 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 27% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.3%top 73.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12assimpno fix listedDEBIAN-CVE-2025-3158
Debian:13assimpno fix listedDEBIAN-CVE-2025-3158
Debian:14assimp6.0.2+ds-1DEBIAN-CVE-2025-3158
PyPIpyassimpno fix listedPYSEC-2025-169
Rocky Linux:9qt5-qt3d0:5.15.9-2.el9_6RLSA-2025:12842
Ubuntu:22.04:LTSassimpno fix listedUBUNTU-CVE-2025-3158
Ubuntu:24.04:LTSassimpno fix listedUBUNTU-CVE-2025-3158
Ubuntu:25.10assimpno fix listedUBUNTU-CVE-2025-3158
Ubuntu:26.04:LTSassimpno fix listedUBUNTU-CVE-2025-3158
Ubuntu:26.10assimpno fix listedUBUNTU-CVE-2025-3158

Affected products (as reported)

VendorProductVersions
Open Asset Import Library Assimp 5.4.3

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

References