SSL Stories May 10
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SSL Stories May 25, 2014
Apple’s SSL certificate that is responsible for verifying and authenticating connections to Apple’s Mac App Store software update servers has expired, causing the Mac App Store to issue errors like those above. Another error notification points to the swscan.apple.com server as being the issue, below.
A quick search shows that this SSL certificate expired yesterday May 24th at midnight.
SSL Stories April 17, 2014
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SSL Stories February 25, 2014
Update: The bug has been fixed in OS X 10.9.2
Security consultant Aldo Cortesi said in a blog post (via ZDNet) that it took him less than a day to exploit the goto fail bug in OS X to capture all SSL traffic, and that there’s a good chance he isn’t the first to have done so – an implicit suggestion that the vulnerability may already be being used in man-in-the-middle attacks.
I’ve confirmed full transparent interception of HTTPS traffic on both IOS (prior to 7.0.6) and OSX Mavericks. Nearly all encrypted traffic, including usernames, passwords, and even Apple app updates can be captured. This includes:
- App store and software update traffic
- iCloud data, including KeyChain enrollment and updates
- Data from the Calendar and Reminders
- Find My Mac updates
- Traffic for applications that use certificate pinning, like Twitter … expand full story