The diagnostics subsystem in the administrative web interface on Cisco Virtualization Experience (aka VXC) Client 6215 devices with firmware 11.2(27.4) allows local users to gain privileges for OS command execution via a crafted option value, aka Bug ID CSCug54412.
http://www.securitytracker.com/id/1032583
http://www.securityfocus.com/bid/75195
http://tools.cisco.com/security/center/viewAlert.x?alertId=39347