CVE-2025-59462
📋 TL;DR
This vulnerability allows an attacker to crash the UpdateService by tampering with the C++ CLI client during file transfers, disrupting update functionality and system availability. It affects systems using the vulnerable UpdateService implementation. Organizations relying on this service for updates are impacted.
💻 Affected Systems
- SICK UpdateService with C++ CLI client
📦 What is this software?
⚠️ Manual Verification Required
This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.
Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).
🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.
- Review the CVE details at NVD
- Check vendor security advisories for your specific version
- Test if the vulnerability is exploitable in your environment
- Consider updating to the latest version as a precaution
⚠️ Risk & Real-World Impact
Worst Case
Complete disruption of update services leading to inability to deploy security patches or critical updates, potentially cascading to other system failures.
Likely Case
Temporary service interruption during update windows causing operational delays and requiring manual intervention to restart services.
If Mitigated
Minimal impact with proper network segmentation and monitoring allowing quick detection and recovery.
🎯 Exploit Status
Requires ability to tamper with CLI client during specific update operations; timing and access constraints make exploitation non-trivial.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check vendor advisory SCA-2025-0013 for specific patched versions
Vendor Advisory: https://www.sick.com/.well-known/csaf/white/2025/sca-2025-0013.json
Restart Required: No
Instructions:
1. Review SICK advisory SCA-2025-0013. 2. Download and apply the patched UpdateService version from official SICK sources. 3. Update all C++ CLI clients to compatible versions. 4. Verify service functionality post-update.
🔧 Temporary Workarounds
Network Segmentation
allRestrict network access to UpdateService to only trusted management networks and authorized clients.
Update Window Monitoring
allImplement enhanced monitoring and alerting during scheduled update operations to detect anomalies.
🧯 If You Can't Patch
- Implement strict access controls to UpdateService endpoints using firewalls and network segmentation.
- Monitor for unusual CLI client behavior or unexpected service crashes during file transfer operations.
🔍 How to Verify
Check if Vulnerable:
Check current UpdateService version against vendor advisory; monitor for service crashes during file transfers.Check Version:
Consult vendor documentation for UpdateService version query command specific to your installation.Verify Fix Applied:
After patching, perform controlled file transfer tests and verify UpdateService remains stable.📡 Detection & Monitoring
Log Indicators:
- UpdateService crash logs
- Unexpected termination during file transfer operations
- CLI client connection anomalies
Network Indicators:
- Unusual traffic patterns to UpdateService ports during non-scheduled times
- Multiple failed transfer attempts
SIEM Query:
source="UpdateService" AND (event_type="crash" OR event_type="abnormal_termination")🔗 References
- https://sick.com/psirt
- https://www.cisa.gov/resources-tools/resources/ics-recommended-practices
- https://www.first.org/cvss/calculator/3.1
- https://www.sick.com/.well-known/csaf/white/2025/sca-2025-0013.json
- https://www.sick.com/.well-known/csaf/white/2025/sca-2025-0013.pdf
- https://www.sick.com/media/docs/9/19/719/special_information_sick_operating_guidelines_cybersecurity_by_sick_en_im0106719.pdf
