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https://googleprojectzero.blogspot.com/2019/08/a-very-deep-dive-into-ios-exploit.html https://googleprojectzero.blogspot.com/2019/08/a-very-deep-d... 5 zero-cl
by Veserv 7y ago
https://googleprojectzero.blogspot.com/2019/08/a-very-deep-dive-into-ios-exploit.html https://googleprojectzero.blogspot.com/2019/08/a-very-deep-d...
5 zero-click compromises. Thousands per week for a total of 2 years before discovery. The 5 chains being: 3 months, 6 months, 10 months, 6 months, 3 months each. At thousands per week, that is 12k, 24k, 40k, 24k, 12k new compromises per chain at a minimum, probably closer to 5x those numbers. Incidentally, at the bottom of the initial post they mention: "I shan't get into a discussion of whether these exploits cost $1 million, $2 million, or $20 million. I will instead suggest that all of those price tags seem low for the capability to target and monitor the private activities of entire populations in real time." which is consistent with my perspective. As a secondary point, I do not claim that Google does not have good offensive security techniques.
Looking at Project Aurora. The wikipedia page states that the attacks began mid-2009 and Google discovered them mid-December. So a potential 6 month window before detection. Google also declares that they lost intellectual property, though the nature of that is unclear, so could be anything from one random email to everything. Given that they already lost information, the attack could have already succeeded in its goal by the time of detection (6 months is a really long time to exfiltrate data, you could literally dump terabytes of data if you had a moderate unimpeded internet connection), "We figured out that we were robbed 6 months ago." is a failure in my book. There is also little information as to the difficulty of the attack. They say it was "sophisticated", "we have never seen this before", but that is what literally everybody says. If you have access to a specific breakdown on the techniques used that would be helpful.
- joshuamorton 7y agoYou're not likely to get any more information on Aurora than what's on the wikipedia page. It includes some breakdown of the attacks (among other things, zero days in internet explorer). > At thousands per week, that is 12k, 24k, 40k, 24k, 12k new compromises per chain at a minimum, probably closer to 5x those numbers. That assumes every visitor uses iOS 10-12. Which is...not likely. My understanding is that these sites were likely Chinese dissident forums, and I don't think that iOS 10-12 makes up even half of browsers in china. Nor does it make sense that every user is unique. This isn't to downplay the danger of these attacks, but no you're likely looking at compromising 1-2K devices total when it comes down to it. But again, you're looking at state actors (not even nation state actors at this point, but like the Chinese version of the NSA/CIA) with hundred million or billion dollar budgets. If those are the only people capable of exploiting your software, you're doing an objectively good job.