Cisco Aironet 3600 access points allow remote attackers to cause a denial of service (memory corruption and device crash) by disrupting Cisco Wireless LAN Controller communication and consequently forcing many transitions from FlexConnect mode to Standalone mode, aka Bug ID CSCuh71210.
http://www.securitytracker.com/id/1028818
http://www.securityfocus.com/bid/61404
http://tools.cisco.com/security/center/viewAlert.x?alertId=30170
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-3441