CVE-2023-24014
📋 TL;DR
Delta Electronics CNCSoft-B DOPSoft versions 1.0.0.4 and prior contain a heap-based buffer overflow vulnerability that could allow remote attackers to execute arbitrary code on affected systems. This affects industrial control systems using these software versions for CNC machine programming and HMI development. Attackers could potentially take control of industrial equipment.
💻 Affected Systems
- Delta Electronics CNCSoft-B DOPSoft
📦 What is this software?
Cncsoft B by Deltaww
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise allowing attackers to execute arbitrary code, disrupt manufacturing operations, manipulate CNC machines, and potentially cause physical damage or safety incidents.
Likely Case
Remote code execution leading to data theft, ransomware deployment, or disruption of manufacturing processes in affected industrial environments.
If Mitigated
Limited impact if systems are isolated, properly segmented, and monitored, though risk remains if vulnerable software is accessible.
🎯 Exploit Status
Buffer overflow vulnerabilities in industrial software often become targets for sophisticated attackers targeting critical infrastructure.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Version 1.0.0.5 or later
Vendor Advisory: https://www.deltaww.com/en-US/Service/DownloadCenter
Restart Required: Yes
Instructions:
1. Download latest version from Delta Electronics website. 2. Backup existing configurations. 3. Uninstall vulnerable version. 4. Install patched version. 5. Restart system. 6. Verify installation.
🔧 Temporary Workarounds
Network Segmentation
allIsolate CNC systems from corporate networks and internet access
Application Whitelisting
windowsRestrict execution to only authorized applications on CNC systems
🧯 If You Can't Patch
- Implement strict network segmentation to isolate vulnerable systems
- Deploy host-based intrusion detection and monitor for anomalous behavior
🔍 How to Verify
Check if Vulnerable:
Check software version in Help > About or program properties. If version is 1.0.0.4 or earlier, system is vulnerable.Check Version:
Check application properties or Help > About menu within CNCSoft-B DOPSoftVerify Fix Applied:
Verify installed version is 1.0.0.5 or later and test software functionality with sample CNC programs.📡 Detection & Monitoring
Log Indicators:
- Unusual process creation from CNCSoft-B
- Memory access violations in application logs
- Unexpected network connections from CNC systems
Network Indicators:
- Unusual traffic to/from CNC system ports
- Anomalous protocol patterns in industrial network segments
SIEM Query:
source="cnc-software" AND (event_type="crash" OR event_type="buffer_overflow")