directory traversal in SimpleCam 1.2

["Donato Ferrante" <fdonato () autistici org>]

                           Donato Ferrante


Application:  SimpleCam
              http://www.deadpirate.com/

Version:      1.2

Bug:          directory traversal

Date:         04-May-2005

Author:       Donato Ferrante
              e-mail: fdonato () autistici org
              web:    www.autistici.org/fdonato



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1. Description
2. The bug
3. The code
4. The fix



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1. Description:
----------------

Vendor's Description:

"SimpleCam is an easy to use webcam software product. It is designed
for people who want to stream live video from their computers without
paying a fortune or signing up for a service."



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2. The bug:
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The program has a built-in webserver that is not able to manage
patterns like "..\" into http requests.
So an attacker can go out the document root assigned to the webserver
and see/download all the files available on the remote system.



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3. The code:
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To test the vulnerability:

http://[host]/..\..\..\..\..\..\..\..\..\..\..\..\windows\system.ini



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4. The fix:
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Bug fixed in the version 1.3.



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