TITLE:
Cerberus Helpdesk Disclosure of Attachments

SECUNIA ADVISORY ID:
SA17431

VERIFY ADVISORY:
http://secunia.com/advisories/17431/

CRITICAL:
Less critical

IMPACT:
Exposure of sensitive information

WHERE:
>From remote

SOFTWARE:
Cerberus Helpdesk 2.x
http://secunia.com/product/5227/

DESCRIPTION:
cumhur onat has reported a vulnerability in Cerberus Helpdesk, which
can be exploited by malicious users to disclose sensitive
information.

The vulnerability is caused due to inadequate authentication checks
when accessing tickets. This can be exploited to disclose the content
of attachments submitted by other users by manipulating the "file_id"
parameter passed to "attachment_send.php".

SOLUTION:
Edit the source code to ensure that access to tickets is properly
verified.

PROVIDED AND/OR DISCOVERED BY:
cumhur onat

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