Apple Airport Extreme IPv6 connections security bypass
| airportextreme-ipv6-security-bypass (33526) |  Medium Risk |
Description:
Apple Airport Extreme could allow a remote attacker to bypass security restrictions. A design error in the default configuration of the AirPort Extreme Base Station with 802.11n allows incoming IPv6 connections. A remote attacker could exploit this vulnerability to bypass security restrictions and expose system information on hosts connected to the Base Station with 802.11n.
Platforms Affected:
- Apple, AirPort Extreme 5.5
- Apple, AirPort Extreme 5.7
- Apple, AirPort Extreme 6.1
- Apple, AirPort Extreme 6.3
- Apple, AirPort Extreme 7.0
- Apple, AirPort Extreme Base Station
Remedy:
Upgrade to the latest version of firmware (7.1 or later), available from the Firmware Update 7.1 for AirPort Extreme Base Station with 802.11n. See References.
Consequences:
Bypass Security
References:
- Apple - AirPort Extreme Web site, AirPort Extreme at http://www.apple.com/airportextreme/.
- Firmware Update 7.1 for AirPort Extreme Base Station with 802.11n, About the security content of Firmware Update 7.1 for AirPort Extreme Base Station with 802.11n at http://docs.info.apple.com/article.html?artnum=305366.
- CVE-2007-1338: The default configuration of the AirPort utility in Apple AirPort Extreme creates an IPv6 tunnel but does not enable the Block incoming IPv6 connections setting, which might allow remote attackers to bypass intended access restrictions by establishing IPv6 sessions that would have been rejected over IPv4.
- FrSIRT/ADV-2007-1308: Apple AirPort Extreme Base Station Security Bypass and Information Disclosure Issues
- SA24830: Apple AirPort Extreme Base Station Two Weaknesses
- SECTRACK ID: 1017889: AirPort Extreme Base Station with 802.11n Discloses Filenames to Remote Users and Allows Incoming IPv6 Connections
Reported:
Apr 09, 2007
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