I Heard about this last night,
http://blogs.cisco.com/security/vulnerability-bashes-systems/
http://www.theverge.com/2014/9/25/6843669/bash-shellshock-network-worm-could-cause-internet-meltdown
A real nasty one too. Since GNU is mainly a Linux shell tool, would Orion and its components be affected in any way? Need to do a vulnerability assessment.