TI-2025-04666 Aliases CVE-2025-5200 GHSA-6g5q-gcp5-pcwq

Open Asset Import Library Assimp MDLLoader.cpp InternReadFile_Quake1 out-of-bounds

MEDIUM 55CWE-119Published 2025-05-26 · Updated 2025-05-28

Key facts

Attack vector: Local
Privileges required: Low
User interaction: None
Attack complexity: Low
Attack requirements: None
Impact type: —
Confidentiality · integrity · availability: None · None · Low
Fix status: No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

A vulnerability was found in Open Asset Import Library Assimp 5.4.3 and classified as problematic. This issue affects the function MDLImporter::InternReadFile_Quake1 of the file assimp/code/AssetLib/MDL/MDLLoader.cpp. The manipulation leads to out-of-bounds read. It is possible to launch the attack on the local host. 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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00298 22nd percentileScored 2026-11-07

Public exploit Yes 2 exploit referencesTagged by NVD and the CNA

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Open Asset Import Library	Assimp	5.4.3	—	No fix listed	CNA

Assimp VendorOpen Asset Import Library Affected 5.4.3 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:assimp:assimp::::::::	before 5.4.3	Vulnerable	Open Asset Import Library

cpe:2.3:a:assimp:assimp:*:*:*:*:*:*:*:* Versions before 5.4.3 Vulnerable ·Open Asset Import Library

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat rating: Low. Red Hat's page for this CVE →

Not affected: 1 product

Red Hat Enterprise Linux 9

Timeline

2026-10-02 Threatist record created from CVE-2025-5200
2026-10-03 Alias added: GHSA-6g5q-gcp5-pcwq

References

Exploit 2

Other 1

https://github.com/assimp/assimp/issues/6128

TI-2022-22579 An issue was discovered with assimp 5.1.4, a use after free occurred in function… CVSS 3.1HIGH 8.8
TI-2024-32382 An issue in assimp v.5.4.3 allows a local attacker to execute arbitrary code via the… CVSS 3.1HIGH 8.4
TI-2024-35797 A heap-buffer-overflow vulnerability was discovered in the SkipSpacesAndLineEnd function… CVSS 3.1MEDIUM 6.2
TI-2024-32385 A segmentation fault (SEGV) was detected in the SortByPTypeProcess::Execute function in… CVSS 3.1MEDIUM 6.2
TI-2024-32384 A segmentation fault (SEGV) was detected in the… CVSS 3.1MEDIUM 5.5
TI-2024-32383 A heap-buffer-overflow vulnerability has been identified in the… CVSS 3.1MEDIUM 5.5

See all 46 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences