The web framework in IronPort AsyncOS on Cisco Web Security Appliance devices before 7.1.3-013, 7.5 before 7.5.0-838, and 7.7 before 7.7.0-550 allows remote authenticated users to execute arbitrary commands via crafted command-line input in a URL sent over IPv4, aka Bug ID CSCzv69294.
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130626-wsa