MerakXSS.txt

2005-10-06T00:00:00
ID PACKETSTORM:40429
Type packetstorm
Reporter ShineShadow
Modified 2005-10-06T00:00:00

Description

                                        
                                            `ShineShadow Security Report 30092005-06  
  
TITLE: Multiple vulnerabilities in Merak Mail Server 8.2.4r with Icewarp Web Mail 5.5.1.  
  
BACKGROUND  
  
Merak Mail Server, with the revolutionary Merak Mail Server GroupWare Server, cutting-  
edge Merak Mail Server Instant Antispam and much more, is the fastest, most  
stable, secure and 100% virus free mail server on the market today.   
Every day companies choose Merak Mail Server's stability, speed, security, functionality,  
scalability and multi-tiered delegated manageability over products costing  
thousands of dollars more yet lacking the sophistication that Merak delivers.  
In less than 10 minutes you can have the same professional email server that organizations  
such as NATO, the U.S. Navy, the FBI, Toyota, the U.S. Government, and  
many ISP Providers and Developers depend on every day.  
  
Source: www.MerakMailServer.com  
  
VULNERABLE PRODUCT  
  
MERAK Mail Server 8.2.4r with Icewarp Web Mail 5.5.1 (maybe other)  
  
DETAILS  
  
1. Multiple cross-site scripting (XSS) vulnerabilities.  
  
Description:   
Remote user, who HAS NOT account on Merak Mail Server, can execute cross-site scripting  
(XSS) attack.  
  
Vulnerable pages:  
blank.html  
calendar_d.html  
calendar_m.html  
calendar_w.html  
  
Examples:  
http://localhost:32000/mail/blank.html?id=[xss_here]  
http://localhost:32000/mail/calendar_d.html?schedule=1&print=1&createdataCX=[xss_here]  
http://localhost:32000/mail/calendar_m.html?schedule=1&print=1&createdataCX=[xss_here]  
http://localhost:32000/mail/calendar_w.html?schedule=1&print=1&createdataCX=[xss_here]  
  
2. Full install path disclosure.  
  
Description:   
Remote user, who HAS NOT account on Merak Mail Server, can disclosure full install path  
of the product. It could be used during attack on an affected system.  
  
Vulnerable script:   
bwlist_inc.html  
  
Examples:   
http://localhost:32000/mail/bwlist_inc.html  
http://localhost:32000/accounts/bwlist_inc.html  
  
3. Deletion arbitrary directories and files on remote system.  
  
Description: Remote user, who HAS NOT account on Merak Mail Server, can delete  
arbitrary directories and files on local file system of the remote Merak server. It could be used for deleting  
any data on an affected system or causing denial of service (DOS) conditions.  
  
Vulnerable pages: logout.html  
  
Example:  
  
Deletion arbitrary directory:  
http://localhost:32000/mail/logout.html?id=[relative path]  
  
Deletion arbitrary file:  
http://localhost:32000/mail/logout.html?id=[relative path]%00blabla  
  
4. PHP inclusion.  
  
Descripttion: Remote user, who HAS NOT account on Merak Mail Server, can view and download arbitrary files   
on an affected system or execute arbitrary PHP code with webmail privileges. From files user.dat, users.dat  
attacker could get users and administrators passwords and take complete control of a Merak Mail Server.  
If Merak Mail Server was been running under administrator account then attacker could take complete control  
of an affected system.  
  
Example:  
  
http://localhost:32000/accounts/help.html?helpid=../../../webmail/config/users.dat%00  
  
EXPLOITATION  
  
IceWarp Web Mail (CONTROL service) must be running on Merak Mail Server (default ENABLE).  
Only web browser is needed for exploitation of this vulnerabilities.  
  
WORKAROUND  
  
Disable Icewarp Web Mail service (Control.exe).  
  
VENDOR STATUS  
  
Not contacted.  
  
SUMMARY  
  
An attacker who successfully exploited vulnerabilities described in this report could  
take complete control of a Merak Mail Server 8.2.4r or an affected remote system.  
Merak Mail Server 8.2.4r with Icewarp Web Mail 5.5.1 also vulnerable to other  
(undescribed in this report) critical vulnerabilities. An attacker who successfully  
exploited of this undescribed vulnerabilities could take complete control  
of a Merak Mail Server or an affected remote system. I am not advice to use this  
product, you must disable Icewarp Web Mail service.   
  
CREDITS  
  
ShineShadow, independent IT security expert.   
To get more information, please contact me by e-mail.  
  
30.09.2005  
ShineShadow,  
ss_contacts@hotmail.com  
`