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TITLE:
Apple AirPort Extreme Base Station IPv6 Type 0 Route Headers Denial
of Service

SECUNIA ADVISORY ID:
SA26703

VERIFY ADVISORY:
http://secunia.com/advisories/26703/

CRITICAL:
Moderately critical

IMPACT:
DoS

WHERE:
>From remote

OPERATING SYSTEM:
Apple Airport Extreme
http://secunia.com/product/4504/

DESCRIPTION:
A security issue has been reported in Apple AirPort Extreme Base
Station, which can be exploited by malicious people to cause a DoS
(Denial of Service).

The security issue is caused due to an error within the processing of
packets with IPv6 type 0 route headers. This can be exploited to cause
a DoS due to high network traffic by sending specially crafted IPv6
packets to vulnerable systems.

The security issue is reported in firmware versions prior to 7.2.1.

NOTE: This security issue does reportedly not affect the Gigabit
Ethernet version of AirPort Extreme Base Station with 802.11n*.

SOLUTION:
Update to firmware version 7.2.1.
http://www.apple.com/support/downloads/airportextremebasestationwith80211nfirmware721.html

PROVIDED AND/OR DISCOVERED BY:
Originally reported by Philippe Biondi and Arnaud Ebalard

ORIGINAL ADVISORY:
Apple:
http://docs.info.apple.com/article.html?artnum=306375

http://www.secdev.org/conf/IPv6_RH_security-csw07.pdf

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About:
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