High severity · published May 26, 2025
CVE-2025-5204
A vulnerability classified as problematic has been found in Open Asset Import Library Assimp 5.4.3
7.8
CVSS
0.3%
EPSS
No
On KEV
Description
A vulnerability classified as problematic has been found in Open Asset Import Library Assimp 5.4.3. This affects the function MDLImporter::ParseSkinLump_3DGS_MDL7 of the file assimp/code/AssetLib/MDL/MDLMaterialLoader.cpp. The manipulation leads to out-of-bounds read. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The project decided to collect all Fuzzer bugs in a main-issue to address them in the future.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 22% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AS
Assimp · Assimp
before 5.4.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-5204
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-5204
Issue Tracking
https://github.com/assimp/assimp/issues/6128
Exploit
https://github.com/assimp/assimp/issues/6176
Exploit
https://github.com/user-attachments/files/20209911/ParseSkinLump-reproducer.zip
Permissions Required
https://vuldb.com/?ctiid.310293
Third Party Advisory
https://vuldb.com/?id.310293
Third Party Advisory
https://vuldb.com/?submit.578013
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