http://news.yahoo.com/s/pcworld/2005121 ... rld/123910
Computer users who have not upgraded to the latest version of Mozilla's Firefox browser may now have an extra incentive to do so, thanks to a hacker who has posted an exploit.
On Sunday, a hacker going by the name of Aviv Raff published sample code that could be used to take over the computers of Firefox users running version 1.0.4 or earlier of the browser. The exploit takes advantage of a known bug in the way Firefox processes the popular Javascript Web programming language....
n some ways, this latest exploit is similar to highly publicized attack code that has been circulating for the Microsoft Internet Explorer browser, said Russ Cooper, editor of the NTBugtraq newslist and a scientist with security vendor Cybertrust.
"It can install and run code of the attacker's choice if a victim visits a malicious Web site," he said of the IE bug in an interview via instant message....