CVE-2025-5166

MEDIUM EPSS 10.9%
Published May 26, 20251y ago · Modified Jun 17, 20261w ago
4.8 CVSS 4.0
Medium
Find Similar
Published May 26, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been classified as problematic. Affected is the function MDCImporter::InternReadFile of the file assimp/code/AssetLib/MDC/MDCLoader.cpp of the component MDC File Parser. The manipulation of the argument pcVerts 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.

CVSS Details

Base Score
4.8
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
10.9% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 2

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety
CWE-125 Out-of-bounds Read Memory Safety

Affected Products 1

VendorProductVersionRange
assimpassimp5.4.3any

References 6

  • github.com https://github.com/assimp/assimp/issues/6128
    Issue Tracking
  • github.com https://github.com/assimp/assimp/issues/6168
    Exploit
  • github.com https://github.com/user-attachments/files/20208318/reproducer.zip
    Exploit
  • vuldb.com https://vuldb.com/?ctiid.310254
    Permissions RequiredVDB Entry
  • vuldb.com https://vuldb.com/?id.310254
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.578001
    Third Party AdvisoryVDB Entry

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.