This is old safe_mode bypass. But you can only bypass safe mode in php 4.4.2 and 5.1.2 and prior. Your exploit code is just copy with little changes of http://securityreason.com/achievement_exploitalert/8 based on SecurityReason Advisory http://securityreason.com/achievement_securityalert/37
CVE:CVE-2006-1608 Regards SecurityReason
