Title:
======
Eventy CMS v1.8 Plus - Multiple Web Vulnerablities
Date:
=====
2012-11-13
References:
===========
http://www.vulnerability-lab.com/get_content.php?id=756
VL-ID:
=====
756
Common Vulnerability Scoring System:
====================================
8.3
Introduction:
=============
Publish Your Events In Online Calendar. Eventy Is Beautiful And Easy To Use Web Based Event Calendar Software
Publish events like parties, courses, meetings, conferences, workshops, and more in easy and user-friendly way.
Eventy Plus adds features like mailing lists, multi-administrator interface, switchable weekly/monthly view,
event categories, and rich text editor. Use Eventy or Eventy Plus for your company website, freelancer`s blog,
club site, online school, or to show your consulting availability. Eventy uses Ajax and runs on web hosts
with PHP and MySQL.
(Copy of the Vendor Homepage: http://calendarscripts.info/event-calendar-software.html )
Abstract:
=========
The Vulnerability Laboratory Research Team discovered multiple Web Vulnerabilities in the Eventy CMS v1.8 Plus.
Report-Timeline:
================
2012-11-13: Public or Non-Public Disclosure
Status:
========
Published
Exploitation-Technique:
=======================
Remote
Severity:
=========
Critical
Details:
========
A SQL Injection vulnerability is detected in the Eventy CMS v1.8 Plus ,web based event calendar software.
The vulnerability allows an attacker (remote) or local low privileged user account to execute a SQL commands on the
affected application dbms. The sql injection vulnerability is located in eventy.php file with the bound vulnerable
event_id parameter. Successful exploitation of the vulnerability results in dbms & application compromise.
Exploitation requires no user interaction & without privileged user account.
Vulnerable File(s):
[+] eventy.php
Vulnerable Parameter(s):
[+] event_id
1.2
A persistent input validation vulnerability is detected in the Eventy CMS v1.8 Plus ,web based event calendar software.
The bug allows remote attackers to implement/inject malicious script code on the application side (persistent).
The persistent vulnerabilities is located in the the add Event module bound vulnerable Event Title and Event Location
parameters. Successful exploitation of the vulnerability can lead to session hijacking (manager/admin) or stable (persistent)
context manipulation. Exploitation requires low user inter action & privileged web application user account.
Vulnerable Module(s):
[+] Add Event
Vulnerable Parameter(s):
[+] Event Title - Event Location
1.3
A non-persistent cross site scripting vulnerability is detected in the Eventy CMS v1.8 Plus ,web based event calendar software.
The vulnerability allows remote attackers to hijack website customer, moderator or admin sessions with medium or high required
user inter action or local low privileged user account. The vulnerability is located in the eventy.php page the bound vulnerable selyear
and selmonth parameter. Successful exploitation of the vulnerability result in account steal, client site phishing or client-side
content request manipulation.
Vulnerable File(s):
[+] eventy.php
Vulnerable Parameter(s):
[+] selyear - selmonth
Proof of Concept:
=================
1.1
The SQL injection vulnerability can be exploited by remote attackers without privileged application user accounr and without
required user inter action. For demonstration or reproduce ...
PoC:
SQL Injection Vulnerability - PoC
, in the field Event Title - Event Location Fields.
When the admin or any other user view the event the code gets executed.
Reference(s):
http://eventy.127.0.0.1:8080/eventy-plus/eve_edit.php?m=November&y=2012&d=20
1.3
PoC:
Client side - Cross Site Scripting