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TITLE:
Juniper NetScreen ScreenOS Script Insertion Vulnerability

SECUNIA ADVISORY ID:
SA32078

VERIFY ADVISORY:
http://secunia.com/advisories/32078/

CRITICAL:
Moderately critical

IMPACT:
Cross Site Scripting

WHERE:
>From remote

OPERATING SYSTEM:
NetScreen ScreenOS 5.x
http://secunia.com/advisories/product/2569/
NetScreen ScreenOS 6.x
http://secunia.com/advisories/product/18925/

DESCRIPTION:
A vulnerability has been reported in Juniper NetScreen ScreenOS,
which can be exploited by malicious people to conduct script
insertion attacks.

Input passed via the user name to the web interface login page or via
the telnet login is not properly sanitised before being used. This can
be exploited to insert arbitrary HTML and script code, which will be
executed in another user's browser session in context of the web
interface when the event logs are viewed.

The vulnerability is reported in version 5.4.0r9.0 and reportedly
also affects versions prior to 6.0r6 and 6.1r2.

SOLUTION:
Update to version 5.4r10, 6.0r6, or 6.1r2.

PROVIDED AND/OR DISCOVERED BY:
Deral Heiland, Layered Defense

ORIGINAL ADVISORY:
Layered Defense:
http://www.layereddefense.com/netscreen01oct.html

Juniper (login required):
https://www.juniper.net/alerts/viewalert.jsp?actionBtn=Search&txtAlertNumber=PSN-2008-09-009&viewMode=view

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