CVE-2020-6760: Schmid-Telecom Zi 620 v400 Firmware

Critical severity, CVSS 9.8. EPSS: 1.7% chance of exploitation in the next 30 days.

Schmid ZI 620 V400 VPN 090 routers allow an attacker to execute OS commands as root via shell metacharacters to an entry on the SSH subcommand menu, as demonstrated by ping.

Affected products

Published 2020-02-06. Last modified 2026-06-17.