Staging Environment: Content and features may be unstable or change without notice.
Advisory details: pypa / pyassimp/PYSEC-2025-262
Advisory ID pypa/pyassimp/PYSEC-2025-262
Aliases CVE-2025-3016
PYSEC-2025-262
Summary A vulnerability classified as problematic was found in Open Asset Import Library Assimp 5.4.3. This vulnerability affects the function Assimp::MDLImporter::ParseTextureColorData of the file code/AssetLib/MDL/MDLMaterialLoader.cpp of the component MDL File Handler. The manipulation of the argument mWidth/mHeight leads to resource consumption. The attack can be initiated remotely. Upgrading to version 6.0 is able to address this issue. The name of the patch is 5d2a7482312db2e866439a8c05a07ce1e718bed1. It is recommended to apply a patch to fix this issue.
Status Published
Exploitability 0.5
Weighted Severity 5.9
Risk 3.0
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (0)
There are no known CWE.
System Score Found at
cvssv3.1 6.5 https://github.com/pypa/advisory-database/blob/main/vulns/pyassimp/PYSEC-2025-262.yaml
Reference id Reference type URL
5d2a7482312db2e866439a8c05a07ce1e718bed1 Other https://github.com/assimp/assimp/commit/5d2a7482312db2e866439a8c05a07ce1e718bed1
6022 Bug https://github.com/assimp/assimp/issues/6022
6046 Bug https://github.com/assimp/assimp/pull/6046
?ctiid.302068 Other https://vuldb.com/?ctiid.302068
?id.302068 Advisory https://vuldb.com/?id.302068
?submit.524593 Advisory https://vuldb.com/?submit.524593
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://github.com/pypa/advisory-database/blob/main/vulns/pyassimp/PYSEC-2025-262.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Vector: SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-03-31T21:19:23Z/

Decision: Track

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2025/3xxx/CVE-2025-3016.json

Source Advisory: vulnrichment/CVE-2025-3016

View SSVC decision tree 
[{'Exploitation': 'poc'},
 {'Automatable': 'no'},
 {'Technical Impact': 'partial'},
 {'Mission Prevalence': 'minimal'},
 {'Public Well-being Impact': 'material'},
 {'Mission & Well-being': 'medium'}]