Fastweb FASTGate 1.0.1b devices allow partial authentication bypass by changing a certain check_pwd return value from 0 to 1

Fastweb FASTGate 1.0.1b devices allow partial authentication bypass by changing a certain check_pwd return value from 0 to 1. An attack does not achieve administrative control of a device; however, the attacker can view all of the web pages of the administration console.