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TITLE:
@lex Guestbook "seeMess"  and "seeNotes" Cross-Site Scripting
Vulnerabilities

SECUNIA ADVISORY ID:
SA38032

VERIFY ADVISORY:
http://secunia.com/advisories/38032/

DESCRIPTION:
Some vulnerabilities have been discovered in @lex Guestbook, which
can be exploited by malicious people to conduct cross-site scripting
attacks.

1) Input passed to the "seeMess" parameter in index.php is not
properly sanitised before being returned to the user. This can be
exploited to execute arbitrary HTML and script code in a user's
browser session in context of an affected site.

2) Input passed to the "seeNotes" parameter in index.php is not
properly sanitised before being returned to the user. This can be
exploited to execute arbitrary HTML and script code in a user's
browser session in context of an affected site.

The vulnerabilities are confirmed in version 5.0.2. Other versions
may also be affected.

SOLUTION:
Edit the source code to ensure that input is properly sanitised.

PROVIDED AND/OR DISCOVERED BY:
1) D3v!l Fucker
2) An Anonymous person

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