CVE-2025-5203 – Assimp Out-of-Bounds Read Vulnerability

The following table lists the changes that have been made to the
CVE-2025-5203 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    May. 26, 2025

    Action Type Old Value New Value
    Added Description A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been rated as problematic. Affected by this issue is the function SkipSpaces in the library assimp/include/assimp/ParsingUtils.h. The manipulation leads to out-of-bounds read. Local access is required to approach this attack. 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.
    Added CVSS V4.0 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
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
    Added CVSS V2 (AV:L/AC:L/Au:S/C:N/I:N/A:P)
    Added CWE CWE-119
    Added CWE CWE-125
    Added Reference https://github.com/assimp/assimp/issues/6128
    Added Reference https://github.com/assimp/assimp/issues/6175
    Added Reference https://github.com/user-attachments/files/20209469/reproducer.zip
    Added Reference https://vuldb.com/?ctiid.310292
    Added Reference https://vuldb.com/?id.310292
    Added Reference https://vuldb.com/?submit.578012
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