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Netsikker nu! 2008
 
Apple AirPort Extreme Base Station IPv6 Type 0 Route Headers Denial of Service
Secunia Advisory: SA26703
Release Date: 2007-09-05
Popularity: 4,753 views

Critical:
Moderately critical
Impact: DoS
Where: From remote
Solution Status: Vendor Patch

OS:Apple Airport Extreme

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CVE reference:CVE-2007-2242


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/download...basestationwith80211nfirmware721.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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