An issue exists on WyreStorm Apollo VX20 devices prior to 1.3.58. The TELNET service prompts for a password only after a valid username is entered, which might make it easier for remote malicious users to enumerate user accounts.
An issue was discovered on WyreStorm Apollo VX20 devices prior to version 1358 The TELNET service prompts for a password only after a valid username is entered Attackers who can reach the Apollo VX20 Telnet service can determine valid accounts allowing for account discovery ...
Vulmon