CVE-2019-14475: Eq-3 CCU2 Firmware

High severity, CVSS 7.5. EPSS: 2% chance of exploitation in the next 30 days.

eQ-3 Homematic CCU2 2.47.15 and prior and CCU3 3.47.15 and prior use session IDs for authentication but lack authorization checks. An attacker can obtain a session ID from CVE-2019-9583, resulting in the ability to read the service messages, clear the system protocol, create a new user in the system, or modify/delete internal programs.

Affected products

• Eq-3 CCU2 Firmware: up to and including 2.47.15
• Eq-3 CCU3 Firmware: up to and including 3.47.15

Published 2019-08-05. Last modified 2026-06-17.