rapid7/metasploit-framework — pull request #3050 by sagishahar (2014-03-02 16:42:51+00:00)
Title: Fix payloads to bypass Perl's Taint mode

When the real uid is different to the euid, the payloads will not work.
Big thanks to: TheColonial
Further info: http://perldoc.perl.org/perlsec.html#Taint-mode