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CVE-2025-5204— Open Asset Import Library Assimp MDLMaterialLoader.cpp ParseSkinLump_3DGS_MDL7 out-of-bounds

CVSS 3.3 · Low EPSS 0.11% · P29
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I. Basic Information for CVE-2025-5204

Vulnerability Information
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Vulnerability Title
Open Asset Import Library Assimp MDLMaterialLoader.cpp ParseSkinLump_3DGS_MDL7 out-of-bounds
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存读
Source: NVD (National Vulnerability Database)
Vulnerability Title
Assimp 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Assimp是Assimp开源的一个库。用于导入和导出各种三维模型格式。 Assimp 5.4.3版本存在缓冲区错误漏洞，该漏洞源于文件assimp/code/AssetLib/MDL/MDLMaterialLoader.cpp中的函数MDLImporter::ParseSkinLump_3DGS_MDL7存在越界读取问题。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
Open Asset Import LibraryAssimp 5.4.3 -

II. Public POCs for CVE-2025-5204

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III. Intelligence Information for CVE-2025-5204

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Same Patch Batch · Open Asset Import Library · 2025-05-26 · 10 CVEs total

CVE-2025-51653.3 LOWOpen Asset Import Library Assimp MDCLoader.cpp ValidateSurfaceHeader out-of-bounds
CVE-2025-51663.3 LOWOpen Asset Import Library Assimp MDC File Parser MDCLoader.cpp InternReadFile out-of-bound
CVE-2025-51673.3 LOWOpen Asset Import Library Assimp LWOLoader.h GetS0 out-of-bounds
CVE-2025-51683.3 LOWOpen Asset Import Library Assimp MDLLoader.cpp ImportUVCoordinate_3DGS_MDL345 out-of-bound
CVE-2025-51693.3 LOWOpen Asset Import Library Assimp MDLLoader.cpp InternReadFile_3DGS_MDL345 out-of-bounds
CVE-2025-52003.3 LOWOpen Asset Import Library Assimp MDLLoader.cpp InternReadFile_Quake1 out-of-bounds
CVE-2025-52013.3 LOWOpen Asset Import Library Assimp LWOLoader.cpp CountVertsAndFacesLWO2 out-of-bounds
CVE-2025-52023.3 LOWOpen Asset Import Library Assimp HL1MDLLoader.cpp validate_header out-of-bounds
CVE-2025-52033.3 LOWOpen Asset Import Library Assimp ParsingUtils.h SkipSpaces out-of-bounds

IV. Related Vulnerabilities

Same product: Assimp
Same vendor: Open Asset Import Library
Same weakness: CWE-125

V. Comments for CVE-2025-5204

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