CVE-2025-32470
📋 TL;DR
This vulnerability allows remote unauthenticated attackers to change the IP address of affected SICK devices, causing denial of service by making the devices unreachable on the network. It affects industrial control systems and IoT devices from SICK AG. Organizations using these devices in critical infrastructure or operational technology environments are at risk.
💻 Affected Systems
- SICK AG industrial devices and sensors
⚠️ 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
Critical industrial processes are disrupted when devices become unreachable, potentially causing production downtime, safety incidents, or environmental impacts in industrial control systems.
Likely Case
Targeted devices become inaccessible on the network, requiring physical intervention to restore connectivity and functionality, causing operational disruption.
If Mitigated
With proper network segmentation and access controls, exploitation attempts are blocked before reaching vulnerable devices, minimizing operational impact.
🎯 Exploit Status
The vulnerability description indicates remote unauthenticated exploitation is possible, suggesting relatively simple attack vectors.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check vendor advisory for specific fixed versions
Vendor Advisory: https://sick.com/psirt
Restart Required: Yes
Instructions:
1. Review SICK advisory at https://sick.com/psirt
2. Identify affected devices in your environment
3. Apply firmware updates as specified by SICK
4. Restart devices after patching
5. Verify connectivity and functionality
🔧 Temporary Workarounds
Network Segmentation
allIsolate affected devices in separate network segments with strict access controls
Firewall Rules
allImplement firewall rules to restrict access to device management interfaces
🧯 If You Can't Patch
- Implement strict network segmentation to isolate devices from untrusted networks
- Deploy intrusion detection systems to monitor for exploitation attempts
🔍 How to Verify
Check if Vulnerable:
Check device firmware version against SICK advisory and attempt to access device management interface from unauthorized network segmentsCheck Version:
Device-specific; typically via web interface, serial console, or proprietary management softwareVerify Fix Applied:
Verify firmware version matches patched version from vendor advisory and test that IP address cannot be changed via unauthenticated requests📡 Detection & Monitoring
Log Indicators:
- Unexpected IP address changes in device logs
- Unauthorized access attempts to device management interfaces
- Network configuration change events
Network Indicators:
- Unusual traffic to device management ports (typically 80, 443, or proprietary ports)
- ARP spoofing or IP conflict alerts
- Sudden loss of connectivity to previously reachable devices
SIEM Query:
source="network_device" AND (event_type="configuration_change" OR event_type="ip_change") AND user="unauthenticated"🔗 References
- https://cdn.sick.com/media/docs/1/11/411/Special_information_CYBERSECURITY_BY_SICK_en_IM0084411.PDF
- 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-2025-0005.json
- https://www.sick.com/.well-known/csaf/white/2025/sca-2025-0005.pdf
