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TITLE:
Constructr CMS "show_page" SQL Injection Vulnerability

SECUNIA ADVISORY ID:
SA33250

VERIFY ADVISORY:
http://secunia.com/advisories/33250/

CRITICAL:
Moderately critical

IMPACT:
Manipulation of data

WHERE:
>From remote

SOFTWARE:
Constructr CMS 3.x
http://secunia.com/advisories/product/20846/

DESCRIPTION:
A vulnerability has been discovered in Constructr CMS, which can be
exploited by malicious people to conduct SQL injection attacks.

Input passed to the "show_page" parameter in index.php is not
properly sanitised before being used in SQL queries. This can be
exploited to manipulate SQL queries by injecting arbitrary SQL code.

Successful exploitation may require that "magic_quotes_gpc" is
disabled.

Note: Additionally, malicious users can disclose and edit arbitrary
files via the "edit_file" parameter in backend/template.php

The vulnerability is confirmed in version 3.02.5. Other versions may
also be affected.

SOLUTION:
Edit the source code to ensure that input is properly sanitised.
Restrict access to trusted users only.

PROVIDED AND/OR DISCOVERED BY:
fuzion

ORIGINAL ADVISORY:
http://milw0rm.com/exploits/7529

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