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Security Advisory
_________________________________________
_________________________________________

  Severity: Medium
  Title: b2evolution XSS Vulnerability
  Date: 28.11.06
  Author: Nikolas Sotiriu (nsotiriu (at) sotiriu (dot) de)
  Web: http://sotiriu.de/
  Vendor: b2evolution (http://b2evolution.net/)
  Affected Product(s): b2evolution 1.8.2 - 1.9 beta
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Description:
------------

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:
-----------

Put the following line at the beginning of the files.

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



Timeline:
---------

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