Overview
The recently reported vulnerability, CVE-2025-5038, represents a significant security risk to users of certain Autodesk products. This vulnerability arises from a memory corruption issue that is triggered when parsing maliciously crafted X_T files. The severity of this threat cannot be understated, given the potential for arbitrary code execution, which could lead to severe data leakage or even system compromise. This vulnerability is especially concerning for the vast number of organizations and professionals who rely on Autodesk software for designing and modeling tasks.
Vulnerability Summary
CVE ID: CVE-2025-5038
Severity: High (7.8, CVSS v3.1)
Attack Vector: File/Link
Privileges Required: None
User Interaction: Required
Impact: System Compromise, Data Leakage
Affected Products
Escape the Surveillance Era
Most apps won’t tell you the truth.
They’re part of the problem.
Phone numbers. Emails. Profiles. Logs.
It’s all fuel for surveillance.
Ameeba Chat gives you a way out.
- • No phone number
- • No email
- • No personal info
- • Anonymous aliases
- • End-to-end encrypted
Chat without a trace.
Product | Affected Versions
Autodesk AutoCAD | All versions up to 2025
Autodesk Inventor | All versions up to 2025
How the Exploit Works
The vulnerability originates from the software’s inability to properly handle certain parameters of X_T files. When a malicious actor crafts an X_T file with specific parameters designed to exploit this flaw, and this file is subsequently opened in the affected Autodesk product, it leads to a buffer overflow. This overflow can corrupt the memory of the running process. The attacker can then use this memory corruption to insert and execute arbitrary code in the context of the currently running process.
Conceptual Example Code
This is a conceptual example illustrating how a malicious payload might look like. Please note that the specifics can vary greatly.
#include <iostream>
#include <fstream>
int main() {
std::ofstream file;
file.open("exploit.x_t");
file << "HEADER;\n";
file << "1;" << std::string(5000, 'A') << ";\n"; // Overflow the buffer
file << "FOOTER;\n";
file.close();
return 0;
}This code writes an X_T file with a very large string of ‘A’ characters, which could cause a buffer overflow when this file is parsed by the vulnerable software.
Mitigation
Autodesk has already issued patches to address this vulnerability. Users are strongly encouraged to apply the patch to mitigate the risk. For those who are unable to apply the patch immediately, using a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) can provide temporary mitigation. These systems should be configured to detect and block files that appear to be crafted to exploit this vulnerability.
