CVE-2021-30464: Omicronenergy Stationguard

High severity, CVSS 7.5. EPSS: 1.2% chance of exploitation in the next 30 days.

OMICRON StationGuard before 1.10 allows remote attackers to cause a denial of service (connectivity outage) via crafted tcp/20499 packets to the CTRL Ethernet port.

Affected products

• Omicronenergy Stationguard: before 1.10 (fixed in 1.10)

Published 2021-04-20. Last modified 2026-06-17.