Unspecified vulnerability in Cisco ASA 5500 Series Adaptive Security Appliance 7.0 before 7.0(8.10), 7.2 before 7.2(4.45), 8.0 before 8.0(5.1), 8.1 before 8.1(2.37), and 8.2 before 8.2(1.15); and Cisco PIX 500 Series Security Appliance; allows remote attackers to cause a denial of service (active IPsec tunnel loss and prevention of new tunnels) via a malformed IKE message through an existing tunnel to UDP port 4500, aka Bug ID CSCtc47782.
https://exchange.xforce.ibmcloud.com/vulnerabilities/56341
http://www.vupen.com/english/advisories/2010/0415
http://www.securitytracker.com/id?1023612
http://www.securityfocus.com/bid/38279
http://www.cisco.com/en/US/products/products_security_advisory09186a0080b1910c.shtml
http://secunia.com/advisories/38636