CVE-2019-6531: Kunbus PR100088 Modbus Gateway Firmware

High severity, CVSS 8.1. EPSS: 1% chance of exploitation in the next 30 days.

An attacker could retrieve passwords from a HTTP GET request from the Kunbus PR100088 Modbus gateway versions prior to Release R02 (or Software Version 1.1.13166) if the attacker is in an MITM position.

Affected products

• Kunbus PR100088 Modbus Gateway Firmware: before 1.1.13166 (fixed in 1.1.13166)

Published 2019-04-02. Last modified 2026-06-17.