AirPort Base Station Firmware Update 7.7.3
Available for: AirPort Extreme and AirPort Time Capsule base stations with 802.11ac
Impact: An attacker in a privileged network position may obtain memory contents
Description: An out-of-bounds read issue existed in the OpenSSL library when handling TLS heartbeat extension packets. An attacker in a privileged network position could obtain information from process memory. This issue was addressed through additional bounds checking. Only AirPort Extreme and AirPort Time Capsule base stations with 802.11ac are affected, and only if they have Back to My Mac or Send Diagnostics enabled. Other AirPort base stations are not impacted by this issue.
CVE-2014-0160 : Riku, Antti, and Matti of Codenomicon and Neel Mehta of Google Security
Installation note for Firmware version 7.7.3
Firmware version 7.7.3 is installed on AirPort Extreme or AirPort Time Capsule base stations with 802.11ac using AirPort Utility for Mac or iOS.
Use AirPort Utility 6.3.1 or later on OS X, or AirPort Utility 1.3.1 or later on iOS to upgrade to Firmware version 7.7.3.
AirPort Utility for Mac is a free download from http://www.apple.com/support/downloads/ and AirPort Utility for iOS is a free download from the App Store.