source: https://www.securityfocus.com/bid/10010/info

It has been reported that LINBOX is prone to a remote authentication bypass vulnerability. This issue is due to a design error that would allow access to web based administration scripts without proper authorization.

This issue may allow unauthorized user to gain access to the administration scripts of the affected system.

Issuing the following request to the affected server will provide access to the administration interface:
http://www.example.com//admin/user.pl