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About the security content of AirPort Base Station Firmware Update 7.7.9

This document describes the security content of AirPort Base Station Firmware Update 7.7.9.

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AirPort Base Station Firmware Update 7.7.9

Released December 12, 2017

AirPort Base Station Firmware

Available for: AirPort Extreme and AirPort Time Capsule base stations with 802.11ac

Impact: An attacker within range may be able to execute arbitrary code on the Wi-Fi chip

Description: A memory corruption issue was addressed with improved memory handling.

CVE-2017-9417: Nitay Artenstein of Exodus Intelligence

AirPort Base Station Firmware

Available for: AirPort Extreme and AirPort Time Capsule base stations with 802.11ac

Impact: An attacker in Wi-Fi range may force nonce reuse in WPA unicast/PTK clients (Key Reinstallation Attacks - KRACK)

Description: A logic issue existed in the handling of state transitions. This was addressed with improved state management.

CVE-2017-13077: Mathy Vanhoef of the imec-DistriNet group at KU Leuven

CVE-2017-13078: Mathy Vanhoef of the imec-DistriNet group at KU Leuven

AirPort Base Station Firmware

Available for: AirPort Extreme and AirPort Time Capsule base stations with 802.11ac

Impact: An attacker in Wi-Fi range may force nonce reuse in WPA multicast/GTK clients (Key Reinstallation Attacks - KRACK)

Description: A logic issue existed in the handling of state transitions. This was addressed with improved state management.

CVE-2017-13080: Mathy Vanhoef of the imec-DistriNet group at KU Leuven

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