CVE-2025-14466
📋 TL;DR
An unauthenticated attacker can send specially-crafted HTTP requests to the web interface of Güralp Fortimus, Minimus, and Certimus series devices, causing the web service to restart and creating a brief denial-of-service condition. This affects organizations using these industrial control system devices with network-accessible web interfaces.
💻 Affected Systems
- Güralp Fortimus Series
- Güralp Minimus Series
- Güralp Certimus Series
⚠️ 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
Repeated exploitation could cause sustained service disruption by continuously restarting the web service, potentially affecting monitoring and control capabilities.
Likely Case
Brief service interruption during web service restart, temporarily preventing access to the web interface.
If Mitigated
Minimal impact if devices are properly segmented and access controlled, with only brief service restarts.
🎯 Exploit Status
Attack requires network access to web interface but no authentication.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check vendor advisory for specific versions
Vendor Advisory: https://www.cisa.gov/news-events/ics-advisories/icsa-25-350-01
Restart Required: Yes
Instructions:
1. Review CISA advisory ICSA-25-350-01
2. Contact Güralp Systems for firmware updates
3. Apply firmware updates following vendor instructions
4. Restart affected devices
🔧 Temporary Workarounds
Network Segmentation
allIsolate affected devices from untrusted networks
Access Control
allRestrict network access to web interface using firewalls
🧯 If You Can't Patch
- Implement strict network segmentation to isolate devices
- Monitor for unusual HTTP requests to device web interfaces
🔍 How to Verify
Check if Vulnerable:
Check if device is in affected product list and has web interface accessibleCheck Version:
Check device web interface or console for firmware versionVerify Fix Applied:
Verify firmware version matches patched version from vendor📡 Detection & Monitoring
Log Indicators:
- Web service restart events
- Unusual HTTP request patterns
Network Indicators:
- HTTP requests causing service restarts
- Repeated connection attempts to web interface
SIEM Query:
Search for web service restart events on Güralp devices