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TITLE:
Freeside "failed" Cross-Site Scripting Vulnerability

SECUNIA ADVISORY ID:
SA26963

VERIFY ADVISORY:
http://secunia.com/advisories/26963/

CRITICAL:
Less critical

IMPACT:
Cross Site Scripting

WHERE:
>From remote

SOFTWARE:
Freeside 1.x
http://secunia.com/product/15826/

DESCRIPTION:
r0t has reported a vulnerability in Freeside, which can be exploited
by malicious people to conduct cross-site scripting attacks.

Input passed to the "failed" parameter in search/cust_bill_event.cgi
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 version 1.7.2. Other versions may
also be affected.

SOLUTION:
Edit the source code to ensure that input is properly sanitised.

PROVIDED AND/OR DISCOVERED BY:
r0t

ORIGINAL ADVISORY:
http://pridels-team.blogspot.com/2007/09/freeside-xss-vuln.html

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