[Full-disclosure] CVE-2007-3693: Cross site scripting and information disclosure in gobi/helma
- From: "Hanno Böck" <mail@xxxxxxxxx>
- Date: Thu, 12 Jul 2007 00:44:29 +0200
http://int21.de/cve/CVE-2007-3693-gobi.txt
Cross site scripting and information disclosure in gobi/helma
security advisory
References:
http://gobi.helma.org/
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-3693
Description:
Cross site scripting describes attacks that allow to insert malicious
html or javascript code via get or post forms. This can be used to steal
session cookies.
helma is a javascript-based application server, gobi is a cms
based on helma. It's used on some popular pages, e. g. the ORF.
The search-function can be used to inject javascript code.
It will cause an information disclosure about the system path of helma
if filled with invalid chars.
Workaround/Fix:
There's no vendor fix. All input strings in web applications should be
escaped properly and error messages containing paths should be suppressed
on live installations.
Vendor has been contacted 2007-04-12 and hasn't answered yet.
Sample injection URLs:
http://gobi.helma.org/search/?q=<script>alert(1)</script>
http://dev.helma.org/search/?q=<script>alert(1)</script>
http://tv.orf.at/search?keyword=";><script>alert(1)</script>
Sample information disclosure URLs:
http://gobi.helma.org/search/?q=";
http://dev.helma.org/search/?q=";
CVE Information:
The Common Vulnerabilities and Exposures (CVE) project has assigned the
name CVE-2007-3693 to this issue. This is a candidate for inclusion in
the CVE list (http://cve.mitre.org/), which standardizes names for
security problems.
Credits and copyright:
This vulnerability was discovered by Hanno Boeck of schokokeks.org
webhosting, http://www.schokokeks.org
It's licensed under the creative commons attribution license:
http://creativecommons.org/licenses/by/3.0/
Hanno Boeck, 2007-07-12, http://www.hboeck.de
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