CVE-2023-0124
📋 TL;DR
Delta Electronics DOPSoft versions 4.00.16.22 and prior contain an out-of-bounds write vulnerability that allows remote code execution when processing malicious files. This affects industrial control system operators using DOPSoft HMI configuration software. Attackers could gain full control of affected systems.
💻 Affected Systems
- Delta Electronics DOPSoft
📦 What is this software?
Dopsoft by Deltaww
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise with attacker gaining administrative privileges, installing malware, disrupting industrial processes, and pivoting to other network systems.
Likely Case
Remote code execution leading to data theft, ransomware deployment, or industrial process manipulation.
If Mitigated
Limited impact with proper network segmentation and file validation controls preventing exploitation.
🎯 Exploit Status
Requires user interaction to open malicious file. No public exploit code available at time of analysis.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 4.00.16.23 or later
Vendor Advisory: https://www.deltaww.com/en-US/Service/DownloadCenter
Restart Required: Yes
Instructions:
1. Download latest DOPSoft version from Delta Electronics website. 2. Uninstall current version. 3. Install updated version. 4. Restart system.
🔧 Temporary Workarounds
Restrict File Processing
windowsImplement application whitelisting to prevent execution of unauthorized files in DOPSoft directories.
Network Segmentation
allIsolate DOPSoft systems from untrusted networks and implement strict firewall rules.
🧯 If You Can't Patch
- Implement strict file validation controls - only allow trusted, verified files to be processed by DOPSoft
- Deploy endpoint detection and response (EDR) solutions with behavioral monitoring for abnormal process execution
🔍 How to Verify
Check if Vulnerable:
Check DOPSoft version in Help > About menu. If version is 4.00.16.22 or earlier, system is vulnerable.Check Version:
Not applicable - check via application GUIVerify Fix Applied:
Verify version is 4.00.16.23 or later in Help > About menu after update.📡 Detection & Monitoring
Log Indicators:
- Unusual file access patterns in DOPSoft directories
- Abnormal process creation from DOPSoft executable
Network Indicators:
- Unexpected outbound connections from DOPSoft systems
- File transfers to/from DOPSoft workstations
SIEM Query:
Process Creation where Image contains 'DOPSoft' AND CommandLine contains unusual file extensions