CVE-2014-3361
The ALG module in Cisco IOS 15.0 through 15.4 does not properly implement SIP over NAT, which allows remote attackers to cause a denial of service (device reload) via multipart SDP IPv4 traffic, aka Bug ID CSCun54071.
Date published : 2014-09-25
http://www.securityfocus.com/bid/70129
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140924-nat