The responder program in ISPsystem ISPmanager (aka ISPmgr) 4.2.15.1 allows local users to gain privileges via shell metacharacters in command line arguments.
https://exchange.xforce.ibmcloud.com/vulnerabilities/38564
http://www.securityfocus.com/bid/26503
http://secunia.com/advisories/27585
http://ispsystem.com/en/support/changelog/ispmgr.html?all=yes