CVE-2023-1968
📋 TL;DR
Illumina Universal Copy Service v2.x binds to unrestricted IP addresses, allowing unauthenticated remote attackers to intercept communications. This affects all systems running vulnerable UCS versions, particularly in healthcare and research environments using Illumina instruments.
💻 Affected Systems
- Illumina Universal Copy Service
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete compromise of sensitive genomic data, unauthorized data exfiltration, and potential manipulation of instrument operations.
Likely Case
Unauthorized access to sensitive genomic data and potential data theft from vulnerable systems.
If Mitigated
Limited impact with proper network segmentation and access controls preventing external access to UCS services.
🎯 Exploit Status
Exploitation requires network access to UCS service port but no authentication.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Update to UCS v1.0 or later
Vendor Advisory: https://support.illumina.com/downloads/illumina-universal-copy-service-1-0.html
Restart Required: Yes
Instructions:
1. Download UCS v1.0+ from Illumina support site. 2. Stop UCS service. 3. Install updated version. 4. Restart UCS service. 5. Verify service binds only to intended interfaces.
🔧 Temporary Workarounds
Network Segmentation
allIsolate UCS systems from untrusted networks using firewalls or VLANs.
Service Binding Restriction
allConfigure UCS to bind only to specific IP addresses instead of all interfaces.
Edit UCS configuration to specify explicit IP binding
🧯 If You Can't Patch
- Implement strict network access controls to limit access to UCS service port
- Monitor network traffic to/from UCS systems for unauthorized access attempts
🔍 How to Verify
Check if Vulnerable:
Check UCS version and configuration for binding to 0.0.0.0 or all interfaces.Check Version:
Check UCS documentation or service properties for version informationVerify Fix Applied:
Verify UCS version is 1.0+ and service binds only to specific IP addresses.📡 Detection & Monitoring
Log Indicators:
- Unauthorized connection attempts to UCS service port
- Unexpected data transfer from UCS systems
Network Indicators:
- Unusual traffic patterns to UCS service port from unauthorized sources
SIEM Query:
source_port:UCS_port AND (dest_ip:0.0.0.0 OR dest_ip:all_interfaces)🔗 References
- https://support.illumina.com/downloads/illumina-universal-copy-service-1-0.html
- https://www.cisa.gov/news-events/ics-medical-advisories/icsma-23-117-01
- https://support.illumina.com/downloads/illumina-universal-copy-service-1-0.html
- https://www.cisa.gov/news-events/ics-medical-advisories/icsma-23-117-01
