Symantec Web Gateway 'l' Parameter Cross Site Scripting Vulnerability

BID:53396

Info

Symantec Web Gateway 'l' Parameter Cross Site Scripting Vulnerability

Bugtraq ID: 53396
Class: Input Validation Error
CVE: CVE-2012-0296
Remote: Yes
Local: No
Published: May 04 2012 12:00AM
Updated: May 17 2012 07:30PM
Credit: B00y@
Vulnerable: Symantec Web Gateway 5.0.1
Symantec Web Gateway 5.0
Not Vulnerable: Symantec Web Gateway 5.0.3

Discussion

Symantec Web Gateway 'l' Parameter Cross Site Scripting Vulnerability

Symantec Web Gateway is prone to a cross-site scripting vulnerability because it fails to properly sanitize user-supplied input.

An attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This may allow the attacker to steal cookie-based authentication credentials and launch other attacks.

Exploit / POC

Symantec Web Gateway 'l' Parameter Cross Site Scripting Vulnerability

Attackers can exploit this issue by enticing an unsuspecting user to follow a malicious URI.

The following example URIs are available:

http://www.example.com/spywall/timer.php?d=4099&l=22665'<img src="myimage.jpg">&profile=40
http://www.example.com/spywall/timer.php?d=4099&l=<img src="myimage.jpg">&profile=40

Solution / Fix

Symantec Web Gateway 'l' Parameter Cross Site Scripting Vulnerability

Solution:
Vendor updates are available. Please see the referenced vendor advisory for more information.

References

Symantec Web Gateway 'l' Parameter Cross Site Scripting Vulnerability

References:
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