They Finally Got To The Source Of The Problem
When you might be logged into Steam, typically your solely concern was defending your pockets and avoiding unhealthy trades with strangers. However there was a way more sinister problem which Valve knew about however had not fastened till the individuals who found the distant code execution made it public.
There was a flaw within the Source Engine which allowed a nefarious particular person to achieve management of your machine with a easy Steam invite. For no matter motive, if you settle for an invitation there was no precise limitation on what program was launched by that invite and a artful hacker may launch something they felt like in your machine.
That is only one vector for the distant code execution to be leveraged, as an illustration an individual of low morals may create a public TF2 server, wait till there have been numerous customers taking part in after which leverage the safety flaw to launch code on the machines of each single particular person linked to the server. The similar goes for CS:GO and different much less well-liked Source Engine video games.
Now that it has been patched, Secret Group is engaged on releasing the total technical particulars on the flaw to the general public. If you might be curious what the bug was it is best to hold an eye fixed out on their Twitter feed, which Rock, Paper, SHOTGUN linked to of their publish.