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Vulnerability · Published Mar 25, 2025 · Assigned by VulDB

CVE-2025-2753Open Asset Import Library Assimp LWS File LWSLoader.cpp MergeScenes out-of-bounds

Medium 6.3

In plain English

A medium-severity out-of-bounds read 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 0.5% (higher than 43% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)0.5%top 57.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been classified as critical. Affected is the function SceneCombiner::MergeScenes of the file code/AssetLib/LWS/LWSLoader.cpp of the component LWS File Handler. The manipulation leads to out-of-bounds read. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12assimpno fix listedDEBIAN-CVE-2025-2753
Debian:13assimpno fix listedDEBIAN-CVE-2025-2753
Debian:14assimpno fix listedDEBIAN-CVE-2025-2753
PyPIpyassimpno fix listedPYSEC-2025-164
Ubuntu:22.04:LTSassimpno fix listedUBUNTU-CVE-2025-2753
Ubuntu:24.04:LTSassimpno fix listedUBUNTU-CVE-2025-2753
Ubuntu:25.10assimpno fix listedUBUNTU-CVE-2025-2753
Ubuntu:26.04:LTSassimpno fix listedUBUNTU-CVE-2025-2753
Ubuntu:26.10assimpno fix listedUBUNTU-CVE-2025-2753

Affected products (as reported)

VendorProductVersions
Open Asset Import Library Assimp 5.4.3

Weakness: CWE-125, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

References