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Security Advisory
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Severity: Medium
Title: b2evolution XSS Vulnerability
Date: 28.11.06
Author: tarkus (tarkus (at) tiifp (dot) org)
Web: https://tiifp.org/tarkus
Vendor: b2evolution (http://b2evolution.net/)
Affected Product(s): b2evolution 1.8.2 - 1.9 beta
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Description:
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http://<victim>/<b2epath>/inc/VIEW/errors/_404_not_found.page.php?bas eurl=[XSS]&app_name=[XSS]

http://<victim>/<b2epath>/inc/VIEW/errors/_410_stats_gone.page.php?ap p_name=[XSS]

http://<victim>/<b2epath>/inc/VIEW/errors/_referer_spam.page.php?ReqU RI=[XSS]&app_name=[XSS]

Workaround:
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Put the following line at the beginning of the files.

if( !defined('EVO_MAIN_INIT') ) die( 'Please, do not access this page directly.' );

Timeline:
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Reported to Vendor: 10.11.06
Vendor response: 10.11.06
Patch in CVS: 10.11.06

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