CVE-2018-8864: Atisystem ALERT4000 Firmware

Low severity, CVSS 3.1. EPSS: 0.2% chance of exploitation in the next 30 days.

In ATI Systems Emergency Mass Notification Systems (HPSS16, HPSS32, MHPSS, and ALERT4000) devices, a missing encryption of sensitive data vulnerability caused by specially crafted malicious radio transmissions may allow an attacker to remotely trigger false alarms.

Affected products

• Atisystem ALERT4000 Firmware: affected versions not specified
• Atisystem HPSS16 Firmware: affected versions not specified
• Atisystem HPSS32 Firmware: affected versions not specified
• Atisystem Mhpss Firmware: affected versions not specified

Published 2018-05-25. Last modified 2026-06-17.