CVE-2024-9684: Freyrscada Iec-60870-5-104

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

FreyrSCADA/IEC-60870-5-104 server v21.06.008 allows remote attackers to cause a denial of service by sending specific message sequences.

Affected products

• Freyrscada Iec-60870-5-104: any version

Published 2025-12-23. Last modified 2026-06-17.