eTicket 'index.php' Cross Site Scripting Path Vulnerability

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eTicket 'index.php' Cross Site Scripting Path Vulnerability

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Name: eTicket 'index.php' Cross Site Scripting Path
Vulnerability
Application: eTicket
Versions Affected: 1.5.6-RC4
Severity: Medium
Vendor: eTicket, http://sourceforge.net/projects/eticket
Bug: XSS Path vulnerability
Exploitation: Client side, remote
Author: Alessandro `jekil` Tanasi
email: [email protected]
web: http://www.tanasi.it
Date: 20/01/2008
Advisory:
http://www.lonerunners.net/users/jekil/pub/hack-eticket/hack-eticket.txt

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Table of contents:

I. Background
II. Description
III. Analysis
IV. Detection
V. Fix
VI. Vendor Response
VII. CVE Information
VIII. Disclousure timeline
IX. Credits

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I. BACKGROUND

eTicket is a PHP-based electronic (open source) support ticket system
based on osTicket, that can receive tickets via email (pop3/pipe) or a
web form. It also offers a ticket manager with many features. An ideal
helpdesk solution for any website.

II. DESCRIPTION

The application eTicket version 1.5.6-RC4 is prone to a Cross Site
Scripting Path vulnerability.

III. ANALYSIS

Attackers may exploit these issue through a web browser.
To exploit the cross-site scripting issues, an attacker must entice an
unsuspecting victim into visiting a malicious URI.

IV. DETECTION

Proof of concept:
http://example.com/index.php/"><script>alert('XSS')</script>

V. FIX

Properly validate user input.

VI. VENDOR RESPONSE

No vendor response at this time.

VII. CVE INFORMATION

No CVE at this time.

VIII. DISCLOSURE TIMELINE

21012008 Bug discovered
21012008 Vendor contacted

IX. CREDIT

Alessandro `jekil` Tanasi is credited with the discovery of this
vulnerability.