Apple released a patch to update Java on it’s Mac OS X from previous version of 1.6.0_29 to 1.6.0_31. The older version of Java caused malicious code to be executed when users visited an insecure website. This trojan downloads a malicious executable on infected system and which then opens a backdoor to controlling servers thereby making it possible for the remote attacker to switch between different systems making for better load balancing and distributed attacks.
The botnet consisting of computers running Mac OS X is estimated to be around 550000 strong and these systems are infected with BackDoor.Flashback.39.
As always, once any technology begins to be used by a lot of people, greater the probability of it being attacked. So, it is not that Windows is bad 🙂 which many Apple users will now realize.
Cheers.

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