Full Disclosure mailing list archives

Re: Facebook North Scottsdale Inventory - Remote SQL Injection Vulnerability


From: Ferenc Kovacs <tyra3l () gmail com>
Date: Thu, 29 Sep 2011 11:50:41 +0200

"2011-00-00:     Vendor Fix/Patch"

On Thu, Sep 29, 2011 at 11:34 AM, research () vulnerability-lab com
<research () vulnerability-lab com> wrote:
Title:
======
Facebook North Scottsdale Inventory - Remote SQL Injection Vulnerability


Date:
=====
2011-09-29


References:
===========
http://www.vulnerability-lab.com/get_content.php?id=272


VL-ID:
=====
272


Introduction:
=============
The application is currently included and viewable by all facebook users.
The service is an external 3rd party application sponsored by the ScottsdaleInventory.

(Copy of the Vendor Homepage: http://apps.facebook.com/scottsdaleinventory/share.php)

Facebook is a social networking service and website launched in February 2004, operated and privately owned
by Facebook, Inc. As of July 2011, Facebook has more than 750 million active users. Users may create
a personal profile, add other users as friends, and exchange messages, including automatic notifications when
they update their profile. Facebook users must register before using the site. Additionally, users may join
common-interest user groups, organized by workplace, school or college, or other characteristics.

(Copy of the Vendor Website: http://en.wikipedia.org/wiki/Facebook)


Abstract:
=========
Vulnerability-Lab researcher discovered a remote SQL Injection vulnerability on the 3rd party web application - North 
Scottsdale Inventory (apps.facebook.com).


Report-Timeline:
================
2011-09-17:     Vendor Notification
2011-09-18:     Vendor Response/Feedback
2011-00-00:     Vendor Fix/Patch
2011-09-29:     Public or Non-Public Disclosure


Status:
========
Published


Affected Products:
==================
North Scottsdale Inventory (Facebook Application) - 2011/Q3


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


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


Details:
========
A SQL Injection vulnerability is detected on the North Scottsdale Inventory facebook application (apps.facebook).
The vulnerability allows  an attacker (remote) to inject/execute own sql statements on the affected fb application 
dbms.

Vulnerable Module(s):
                                                  [+] North Scottsdale Inventory - Facebook 3rd Party Application

Vulnerable Param(s):
                                                  [+] ?fbid= &carid=

Affected Application:
                                                  [+] http://apps.facebook.com/scottsdaleinventory/


--- SQL Error Logs ---
Invalid query: You have an error in your SQL syntax; check the manual that corresponds to your
MySQL server version for the right syntax to use near -1` *view* at line 1
---

Picture(s):
                                               ../1.png


Proof of Concept:
=================
The vulnerability can be exploited be remote attackers. For demonstration or reproduce ...

URL:    apps.facebook.com/scottsdaleinventory/
Path:   /scottsdaleinventory/
File:   share.php
Param:  ?fbid=  &carid=


Example:
http://[APP-SERVER]/[SERVICE-APP]/[FILE].[PHP]?fid=[x]&carid=[x]


PoC:
http://apps.facebook.com/scottsdaleinventory/share.php?fbid=-1%27&carid=-1%27


Solution:
=========
Use the prepared statement class to fix the sql injection vulnerability & filter sql error requests.
Set error(0) to prevent against information disclosure via exceptions or error reports.


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


Credits:
========
Vulnerability Research Laboratory -  N/A Anonymous


Disclaimer:
===========
The information provided in this advisory is provided as it is without any warranty. Vulnerability-Lab disclaims all 
warranties,
either expressed or implied, including the warranties of merchantability and capability for a particular purpose. 
Vulnerability-
Lab or its suppliers are not liable in any case of damage, including direct, indirect, incidental, consequential loss 
of business
profits or special damages, even if Vulnerability-Lab or its suppliers have been advised of the possibility of such 
damages. Some
states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing 
limitation
may not apply. Any modified copy or reproduction, including partially usages, of this file requires authorization 
from Vulnerability-
Lab. Permission to electronically redistribute this alert in its unmodified form is granted. All other rights, 
including the use of
other media, are reserved by Vulnerability-Lab or its suppliers.

                                               Copyright © 2011|Vulnerability-Lab




--
Website: www.vulnerability-lab.com ; vuln-lab.com or vuln-db.com
Contact: admin () vulnerability-lab com or support () vulnerability-lab com


_______________________________________________
Full-Disclosure - We believe in it.
Charter: http://lists.grok.org.uk/full-disclosure-charter.html
Hosted and sponsored by Secunia - http://secunia.com/




-- 
Ferenc Kovács
@Tyr43l - http://tyrael.hu

_______________________________________________
Full-Disclosure - We believe in it.
Charter: http://lists.grok.org.uk/full-disclosure-charter.html
Hosted and sponsored by Secunia - http://secunia.com/

Current thread: