CVE-2023-1144
📋 TL;DR
Delta Electronics InfraSuite Device Master versions before 1.0.5 contain an improper access control vulnerability in the Device-Gateway service. Attackers can bypass authorization mechanisms to escalate privileges, potentially gaining unauthorized control over industrial control systems. This affects organizations using Delta's InfraSuite Device Master for industrial automation.
💻 Affected Systems
- Delta Electronics InfraSuite Device Master
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete compromise of industrial control systems, allowing attackers to manipulate critical infrastructure operations, cause physical damage, or disrupt essential services.
Likely Case
Unauthorized access to industrial control systems enabling data theft, operational disruption, or installation of persistent malware.
If Mitigated
Limited impact if proper network segmentation and access controls prevent exploitation attempts from reaching vulnerable systems.
🎯 Exploit Status
Exploitation requires network access to the Device-Gateway service but bypasses authorization controls.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 1.0.5
Vendor Advisory: https://www.cisa.gov/news-events/ics-advisories/icsa-23-080-02
Restart Required: Yes
Instructions:
1. Download InfraSuite Device Master version 1.0.5 or later from Delta Electronics. 2. Backup current configuration. 3. Install the updated version following vendor instructions. 4. Restart the Device-Gateway service. 5. Verify proper functionality.
🔧 Temporary Workarounds
Network Segmentation
allIsolate InfraSuite Device Master systems from untrusted networks using firewalls and VLANs.
Service Access Restriction
allConfigure firewall rules to restrict access to Device-Gateway service ports to authorized IP addresses only.
🧯 If You Can't Patch
- Implement strict network segmentation to isolate vulnerable systems from untrusted networks
- Deploy intrusion detection systems to monitor for exploitation attempts against Device-Gateway service
🔍 How to Verify
Check if Vulnerable:
Check the installed version of InfraSuite Device Master in the application interface or installation directory.Check Version:
Check application interface or consult vendor documentation for version verification method.Verify Fix Applied:
Confirm version is 1.0.5 or later and test authorization controls for Device-Gateway service.📡 Detection & Monitoring
Log Indicators:
- Unauthorized access attempts to Device-Gateway service
- Privilege escalation events in application logs
- Unusual authentication patterns
Network Indicators:
- Unexpected connections to Device-Gateway service ports
- Traffic patterns indicating authorization bypass attempts
SIEM Query:
source="InfraSuite" AND (event_type="auth_failure" OR event_type="privilege_escalation")