Atstake Security Advisory A071304-1 – 4D WebSTAR versions 5.3.2 and below suffer from numerous vulnerabilities that allow for an attacker to escalate privileges or obtain access to protected resources. These include a remotely exploitable pre-authentication FTP overflow, directory indexing of any directory on the host, file disclosure of PHP.INI, and local privilege escalation and file overwrite via symbolic links.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/33786/a071304-1.txt
Source: https://packetstormsecurity.com/files/33786/Atstake-Security-Advisory-04-07-13.1.html