/dev/random

Port and vulnerability scanners are common tools used by good as bad guys. Performing a port scanning is one of the first operations required to find potential vulnerabilities on a target system. That’s why vulnerability scanners have built-in port scanners. Writing a port scanner is really easy with a few lines of Perl: #!/usr/bin/perl use [...]

I’m not going to insult you by describing the tool Nmap. This is probably the best scanner available on the Internet. Not because it is often used in movies, but just because it does an excellent job! Nmap has plenty of options. So much that reading the Nmap book is a must! In parallel to [...]

Yesterday, I posted an article about a Nmap script to detect potentially vulnerable Microsoft IIS FTP servers. I updated the script which now allows an alternative FTP user and password pair to be passed via the command line (thanks to Chris for the comment). If no arguments are provided, an anonymous FTP session will be [...]

A new 0-day exploit for the FTP server included within the Microsoft IIS suite has been released today. Check the post on the Full Disclosure mailing list for more details. Based on an existing Nmap script, I quickly wrote a new one which performs the following actions: Check if anonymous sessions are allowed. Check if [...]