CVE-2021-20719: Nippon-Antenna Rfntps Firmware

Medium severity, CVSS 6.8. EPSS: 0.4% chance of exploitation in the next 30 days.

RFNTPS firmware versions System_01000004 and earlier, and Web_01000004 and earlier allow an attacker on the same network segment to execute arbitrary OS commands with a root privilege via unspecified vectors.

Affected products

• Nippon-Antenna Rfntps Firmware: up to and including system_01000004; up to and including web_01000004

Published 2021-05-20. Last modified 2026-06-17.