CVE-2018-19977: Auerswald Comfortel 1200 IP Firmware

High severity, CVSS 8.0. EPSS: 4.2% chance of exploitation in the next 30 days.

A command injection (missing input validation, escaping) in the ftp upgrade configuration interface on the Auerswald COMfort 1200 IP phone 3.4.4.1-10589 allows an authenticated remote attacker (simple user) -- in the same network as the device -- to trigger OS commands (like starting telnetd or opening a reverse shell) via a POST request to the web server.

Affected products

• Auerswald Comfortel 1200 IP Firmware: version 3.4.4.1-10589 only

Published 2019-05-29. Last modified 2026-06-17.