CVE-2025-61692
📋 TL;DR
CVE-2025-61692 is a use-after-free vulnerability in VT STUDIO versions 8.53 and earlier that allows arbitrary code execution when processing specially crafted files. Attackers can exploit this to gain control of affected systems. Organizations using VT STUDIO for industrial automation or machine vision applications are at risk.
💻 Affected Systems
- VT STUDIO
📦 What is this software?
Vt Studio by Keyence
⚠️ Risk & Real-World Impact
Worst Case
Full system compromise with attacker gaining administrative privileges, installing persistent malware, and pivoting to other industrial control systems.
Likely Case
Local privilege escalation leading to data theft, system manipulation, or disruption of industrial processes.
If Mitigated
Limited impact with proper network segmentation and file validation controls preventing malicious file processing.
🎯 Exploit Status
Exploitation requires the victim to process a specially crafted file, which could be delivered via phishing, USB drives, or network shares.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 8.54 or later
Vendor Advisory: https://www.keyence.com/vt_vulnerability250930
Restart Required: Yes
Instructions:
1. Download VT STUDIO version 8.54 or later from Keyence's official website. 2. Backup current configuration and projects. 3. Run the installer with administrative privileges. 4. Restart the system after installation completes.
🔧 Temporary Workarounds
Restrict file processing
windowsLimit VT STUDIO to only process files from trusted sources and directories
Application whitelisting
windowsImplement application control to prevent execution of unauthorized files
🧯 If You Can't Patch
- Network segmentation: Isolate VT STUDIO systems from internet and untrusted networks
- File validation: Implement strict file type validation and scanning before processing in VT STUDIO
🔍 How to Verify
Check if Vulnerable:
Check VT STUDIO version in Help > About menu. If version is 8.53 or earlier, system is vulnerable.Check Version:
Not applicable - check via GUI Help > About menuVerify Fix Applied:
Verify version is 8.54 or later in Help > About menu and test file processing functionality.📡 Detection & Monitoring
Log Indicators:
- Unexpected process crashes in VT STUDIO
- Unusual file processing activities
- Creation of suspicious child processes
Network Indicators:
- Unusual outbound connections from VT STUDIO systems
- File transfers to VT STUDIO systems from untrusted sources
SIEM Query:
Process Creation where Image contains 'vtstudio' AND (CommandLine contains '.vts' OR CommandLine contains suspicious file extensions)