The network drivers in Cisco TelePresence T, Cisco TelePresence TE, and Cisco TelePresence TC before 7.3.2 allow remote attackers to cause a denial of service (process restart or device reload) via a flood of crafted IP packets, aka Bug ID CSCuj68952.
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150513-tc