CVE-2020-27185: Moxa Nport IA5150A Firmware

High severity, CVSS 7.5. EPSS: 0.7% chance of exploitation in the next 30 days.

Cleartext transmission of sensitive information via Moxa Service in NPort IA5000A series serial devices. Successfully exploiting the vulnerability could enable attackers to read authentication data, device configuration, and other sensitive data transmitted over Moxa Service.

Affected products

• Moxa Nport IA5150A Firmware: up to and including 1.4
• Moxa Nport IA5250A Firmware: up to and including 1.4
• Moxa Nport IA5450A Firmware: up to and including 1.7

Published 2021-05-14. Last modified 2026-06-17.