TITLE:
Quirex convert.cgi File Disclosure Vulnerability

SECUNIA ADVISORY ID:
SA18926

VERIFY ADVISORY:
http://secunia.com/advisories/18926/

CRITICAL:
Moderately critical

IMPACT:
Exposure of system information, Exposure of sensitive information

WHERE:
>From remote

SOFTWARE:
Quirex 2.x
http://secunia.com/product/8127/

DESCRIPTION:
Aliaksandr Hartsuyeu has reported a vulnerability in Quirex, which
can be exploited by malicious people to disclose potentially
sensitive information.

Input passed to the "quiz_head", "quiz_foot",  and "template"
parameters in convert.cgi isn't sanitised before being used to
display files. This can be exploited to disclose the contents of
arbitrary files accessible to the web server process.

The vulnerability has been reported in version 2.0.2 and prior.

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

PROVIDED AND/OR DISCOVERED BY:
Aliaksandr Hartsuyeu

ORIGINAL ADVISORY:
http://evuln.com/vulns/78/summary.html

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