Secunia Security Advisory – Pranav Joshi has reported a security issue in ZyXEL ZyWALL 1050, which can be exploited by malicious people to bypass certain security restrictions.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/64888/sa29237.txt
Source: https://packetstormsecurity.com/files/64888/Secunia-Security-Advisory-29237.html

