CVE-2020-7080 in FBX-SDK
Summary
by MITRE
A buffer overflow vulnerability in the Autodesk FBX-SDK versions 2019.0 and earlier may lead to arbitrary code execution on a system running it.
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Analysis
by VulDB Data Team • 05/06/2025
The buffer overflow vulnerability identified as CVE-2020-7080 resides within the Autodesk FBX-SDK software development kit version 2019.0 and earlier releases. This vulnerability represents a critical security flaw that can be exploited to execute arbitrary code on systems where the affected software is installed. The FBX-SDK serves as a fundamental component for developers working with 3D content creation and exchange, making this vulnerability particularly concerning given the widespread adoption of Autodesk's 3D software ecosystem. The vulnerability specifically manifests in the handling of malformed FBX files, which are commonly used for exchanging 3D models between different software applications in the entertainment, architecture, and engineering industries.
The technical nature of this buffer overflow stems from improper bounds checking within the FBX-SDK's parsing routines for FBX file formats. When processing specially crafted FBX files, the software fails to validate the size of incoming data structures, allowing an attacker to overwrite adjacent memory regions. This memory corruption can be leveraged to redirect program execution flow, potentially leading to complete system compromise. The vulnerability aligns with CWE-121, which describes stack-based buffer overflow conditions, and represents a classic example of how improper input validation can lead to privilege escalation and arbitrary code execution. The attack vector typically involves tricking a user or application into opening a malicious FBX file through social engineering or compromised content delivery channels.
The operational impact of CVE-2020-7080 extends far beyond simple code execution, as it can enable attackers to gain persistent access to systems running vulnerable versions of the FBX-SDK. This is particularly dangerous in enterprise environments where 3D content creation workflows are common, including animation studios, architectural firms, and engineering companies. The vulnerability can be exploited through multiple attack surfaces including email attachments, web downloads, and compromised content repositories that distribute 3D assets. According to ATT&CK framework, this vulnerability maps to T1059.007 for command and scripting interpreter and T1203 for Exploitation for Client Execution, highlighting the potential for both automated and manual exploitation techniques. The long-term consequences include potential data exfiltration, system persistence, and lateral movement within compromised networks.
Mitigation strategies for CVE-2020-7080 primarily focus on immediate software updates and deployment of the patched versions of Autodesk FBX-SDK, specifically versions 2020.0 and later. Organizations should implement strict file validation policies for all incoming 3D content, particularly when dealing with third-party assets or user-generated content. Network segmentation and endpoint protection measures can help limit the potential impact of successful exploitation attempts. Security teams should also consider deploying automated scanning tools to identify systems running vulnerable versions of the FBX-SDK and establish incident response procedures for handling potential exploitation attempts. The vulnerability serves as a reminder of the critical importance of keeping third-party software components updated and maintaining comprehensive software inventory management to prevent similar issues from arising in other components of the software supply chain.