Apple has disclosed a critical Security flaw in the SSL implementation the iOS software that would allow man-in-the-middle attacks to intercept the SSL data by spoofing SSL servers. Affected versions include iOS up to version 7.0.5 and OS X before 10.9.2.2. Apple has also released updated version iOS 7.6 to patch the vulnerability, which was first discovered in Apple’s iOS Devices, but later company had acknowledged its presence in also acknowledged its existence.
Source: https://thehackernews.com/2014/02/apples-ssl-vulnerability-may-allowed.html

