The title speaks for itself. RSnake’s novel technique and PoC to scan intranets applied to Firefox 3.5+. I just created a working version for IE8.
For IE8: http://securethoughts.com/security/ie8xdr/ie8xdr-ping-sweep.html
For Firefox 3.5+ (Original): http://ha.ckers.org/weird/xhr-ping-sweep.html
Tags: Brute Force, Internet Explorer, Javascript Ping Sweep, Microsoft, RSnake