Vulnerabilities


Tor Warns of Firefox Bug That Threatens User Privacy

The developers at the Tor Project are warning users about a serious flaw in Firefox that’s included the latest version of the Tor Browser Bundle that could enable an attacker to gather information about the servers a victim is using, poking a hole in the privacy and anonymity that Tor is designed to provide.

Report: Syrian Government Using Targeted Skype Attacks, Malware To Spy On Dissidents

In a post on the F-Secure Labs blog, Chief Research Officer Mikko Hypponen says the firm received a hard drive image from a “contact” within Syria who believed that his computer had been compromised. An F-Secure analysis of the drive’s contents and Web history revealed evidence of a targeted attack that used a malicious Skype chat link to install a copy of Xtreme RAT, a remote access tool that’s commercially available online.


A serious remote-code execution vulnerability in PHP was accidentally disclosed Wednesday, leading to fears of an outbreak of attacks on sites that were built using vulnerable versions of PHP. The bug has been known privately since January when a team of researchers used it in a capture the flag contest and then subsequently reported it to the PHP Group. The developers were still in the process of building the patch for the flaw when it was disclosed Wednesday.

A vulnerability in Skype that could expose members’ IP addresses may have been known to Skype officials as far back as November 2010. A researcher who first discovered the flaw speculates it may have been left exposed perhaps because it was deeply embedded in the code and could cause other problems, according to a Wall Street Journal blog.