The (1) Aruba Mobility Controllers 200, 600, 2400, and 6000 and (2) Alcatel-Lucent OmniAccess Wireless 43xx and 6000 do not properly implement authentication and privilege assignment for the guest account, which allows remote attackers to access administrative interfaces or the WLAN.
https://exchange.xforce.ibmcloud.com/vulnerabilities/32461
http://www.securityfocus.com/bid/22538
http://www.securityfocus.com/archive/1/459927/100/0/threaded
http://www.kb.cert.org/vuls/id/613833
http://securityreason.com/securityalert/2243
http://secunia.com/advisories/24144
http://lists.grok.org.uk/pipermail/full-disclosure/2007-February/052382.html