CVE-2025-2591

Open Asset Import Library Assimp MDLLoader.cpp InternReadFile_Quake1 divide by zero

MEDIUM
5.5
CVSS Score
Published: March 21, 2025 at 01:31 PM UTC
Updated: June 17, 2026 at 09:07 AM UTC
2 products affected across 2 vendorsAssimpAssimp

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.7%
SSVC
PoC

Description

A vulnerability classified as problematic was found in Open Asset Import Library Assimp 5.4.3. This vulnerability affects the function MDLImporter::InternReadFile_Quake1 of the file code/AssetLib/MDL/MDLLoader.cpp. The manipulation of the argument skinwidth/skinheight leads to divide by zero. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The patch is identified as ab66a1674fcfac87aaba4c8b900b315ebc3e7dbd. It is recommended to apply a patch to fix this issue.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-369CWE-404

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