[SA21706] Cerberus Helpdesk "ticket" Parameter Arbitrary Ticket Access

TITLE:
Cerberus Helpdesk "ticket" Parameter Arbitrary Ticket Access

SECUNIA ADVISORY ID:
SA21706

VERIFY ADVISORY:
http://secunia.com/advisories/21706/

CRITICAL:
Moderately critical

IMPACT:
Security Bypass, Exposure of sensitive information

WHERE:
>From remote

SOFTWARE:
Cerberus Helpdesk 2.x
http://secunia.com/product/5227/
Cerberus Helpdesk 3.x
http://secunia.com/product/11791/

DESCRIPTION:
Nicholas Hudson has reported a vulnerability in Cerberus Helpdesk,
which can be exploited by malicious people to bypass certain security
restrictions.

The vulnerability is caused due to missing access verification in the
Client Support Center when viewing tickets. This can be exploited to
access other users' tickets by changing the "ticket" parameter.

The vulnerability has been reported in version 3.2 Build 317. Other
versions may also be affected.

SOLUTION:
The vulnerability has been fixed in the CVS repository.

PROVIDED AND/OR DISCOVERED BY:
Nicholas Hudson

About:
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everybody keeping their systems up to date against the latest
vulnerabilities.

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