Secunia Security Advisory – Alex Yamauchi has reported a weakness in XScreenSaver, which potentially 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/56431/sa25065.txt
Source: https://packetstormsecurity.com/files/56431/Secunia-Security-Advisory-25065.html