includes/functions.php in ZoneMinder Video Server 1.24.0, 1.25.0, and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in the (1) runState parameter in the packageControl function; or (2) key or (3) command parameter in the setDeviceStatusX10 function.
bugs.debian.org/cgi-bin/bugreport.cgi?bug=698910
itsecuritysolutions.org/2013-01-22-ZoneMinder-Video-Server-arbitrary-command-execution-vulnerability/
www.debian.org/security/2013/dsa-2640
www.exploit-db.com/exploits/24310
www.openwall.com/lists/oss-security/2013/01/28/2
www.osvdb.org/89529
www.zoneminder.com/forums/viewtopic.php?f=29&t=20771