CVE-2025-3159: medium-severity vulnerability in Open Asset Import Library Assimp
Open Asset Import Library Assimp ASE File ASEParser.cpp ParseLV4MeshBonesVertices heap-based overflow
Published
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 4.8epss 0.3%
exploitation probability
0.3%top 76% of all CVEs
observed exploitation
nono source reports it
A vulnerability, which was classified as critical, was found in Open Asset Import Library Assimp 5.4.3. This affects the function Assimp::ASE::Parser::ParseLV4MeshBonesVertices of the file code/AssetLib/ASE/ASEParser.cpp of the component ASE File Handler. The manipulation leads to heap-based buffer overflow. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. The identifier of the patch is e8a6286542924e628e02749c4f5ac4f91fdae71b. It is recommended to apply a patch to fix this issue.
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
Affected products
Open Asset Import Library · AssimpRelated CVEs — Open Asset Import Library Assimp
In the same product, most dangerous first.
CVE-2025-2751MEDIUMOpen Asset Import Library Assimp CSM File CSMLoader.cpp InternReadFile out-of-boundsEPSS 0.8%CVE-2025-2592MEDIUMOpen Asset Import Library Assimp CSMLoader.cpp InternReadFile heap-based overflowEPSS 0.7%CVE-2025-2752MEDIUMOpen Asset Import Library Assimp CSM File fast_atof.h fast_atoreal_move out-of-boundsEPSS 0.7%CVE-2025-2591MEDIUMOpen Asset Import Library Assimp MDLLoader.cpp InternReadFile_Quake1 divide by zeroEPSS 0.6%CVE-2025-3016MEDIUMOpen Asset Import Library Assimp MDL File MDLMaterialLoader.cpp ParseTextureColorData resource consumptionEPSS 0.6%CVE-2025-2756MEDIUMOpen Asset Import Library Assimp AC3D File ACLoader.cpp ConvertObjectSection heap-based overflowEPSS 0.6%
References
https://github.com/assimp/assimp/issues/6024https://github.com/assimp/assimp/issues/6024#issue-2877382033https://github.com/assimp/assimp/pull/6051https://github.com/tellypresence/assimp/commit/e8a6286542924e628e02749c4f5ac4f91fdae71bhttps://vuldb.com/?ctiid.303105https://vuldb.com/?id.303105https://vuldb.com/?submit.542247