The vulnerability of the command shell of ZySH microprogramming software for network devices such as ZyXEL USG FLEX and ATP allows a hacker to alter the URL address of the registration page.

The vulnerability of the command shell of the ZySH microprogramming software for ZyXEL USG FLEX, VPN, and ATP is related to deficiencies in access control. Exploiting this vulnerability could allow a attacker to alter the URL address of the registration page through the web interface...