SNS Vulnerability

Joomla! "lang" Cross-Site Scripting Vulnerability

Description

Emilio Pinna has reported a vulnerability in Joomla!, which can be exploited by malicious people to conduct cross-site scripting attacks.
Input passed via the "lang" GET parameter to /libraries/idna_convert/example.php is not properly sanitised before being returned to the user. This can be exploited to execute arbitrary HTML and script code in a user's browser session in context of an affected site.
The vulnerability is reported in versions 3.1.4 and 3.1.5.

Vulnerable Products

Vulnerable Software:
Joomla! 3.x

Solution

Fixed in the git repository.

CVE

References

Joomla!:
https://github.com/joomla/joomla-cms/issues/1658
Emilio Pinna:
http://disse.cting.org/2013/08/05/joomla-core-3_1_5_reflected-xss-vulnerability/

Vulnerability Manager Detection

IPS Protection

ASQ Engine alarm	Available Since
XSS - Prevention - GET : suspicious 'iframe' tag found in URL	3.2.0
XSS - Prevention - GET : suspicious 'meta' tag found in URL	3.2.0
XSS - Prevention - GET : suspicious tag with event found in URL	3.2.0
XSS - Prevention - GET : suspicious 'applet' tag found in URL	3.2.0
XSS - Phishing : suspicious 'div' tag found in URL	3.2.0
XSS - Prevention - GET : suspicious 'style' attribute found in URL	3.2.0
XSS - Prevention - GET : suspicious 'img' tag found in URL	3.2.0
XSS - Phishing : suspicious 'a' tag found in URL	3.2.0
XSS - Prevention - GET : cookie access attempt using script language found in URL	3.2.0
XSS - Prevention - GET : suspicious 'embed' tag found in URL	3.2.0
XSS - Prevention - GET : suspicious 'object' tag found in URL	3.2.0
XSS - Phishing : suspicious 'form' tag found in URL	3.2.0
XSS - Prevention - GET : javascript code found in URL	3.2.0
XSS - Prevention - GET : evasion attempt using tag characters encoding in URL	3.2.0
XSS - Prevention - GET : suspicious 'style' tag found in URL	3.2.0
XSS - Phishing : suspicious 'link' tag found in URL	3.2.0
XSS - Prevention - GET : 'script' tag found in URL	3.2.0
XSS - Prevention - GET : 'location' javascript object found in URL	3.2.0
XSS - Prevention - GET : suspicious 'div' tag found in URL	3.2.0
SQL injection Prevention - GET : Evasion attempt with CAST and EXEC statements	5.0.0

Risk level

Low

Vulnerability First Public Report Date

2013-08-05

Target Type

Server

Possible exploit

Remote