CVE-2025-2591 Details
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.
A divide-by-zero vulnerability has been identified in Open Asset Import Library (Assimp) version 5.4.3. The issue arises in the MDLImporter::InternReadFile_Quake1 function within the MDLLoader.cpp file. The vulnerability is triggered by manipulating the skinwidth and skinheight parameters, leading to a floating-point exception. This vulnerability can be exploited remotely, potentially causing a denial-of-service condition by crashing the application.
Users are advised to update to the patched version of Assimp. The patch is available in the official Assimp repository on GitHub.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Mar 21, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/assimp/assimp/issues/6009 | [email protected] | ExploitIssue Tracking |
| https://github.com/assimp/assimp/issues/6009#issue-2877367021 | [email protected] | ExploitIssue Tracking |
| https://github.com/assimp/assimp/pull/6047 | [email protected] | Patch |
| https://github.com/assimp/assimp/pull/6047/commits/ab66a1674fcfac87aaba4c8b900b315ebc3e7dbd | [email protected] | Patch |
| https://vuldb.com/?ctiid.300574 | [email protected] | Permissions RequiredVDB Entry |
| https://vuldb.com/?id.300574 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/?submit.517781 | [email protected] | Third Party AdvisoryVDB Entry |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-369 | Divide By Zero | [email protected] |
| CWE-404 | Improper Resource Shutdown or Release | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| assimp assimp | 5.4.3 |
CPE
Remediation
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Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jul 17, 2025 | Initial Analysis | [email protected] |
| Mar 21, 2025 | New CVE Received | [email protected] |