Secunia Security Advisory - $um$id has discovered a vulnerability in Discus, which can be exploited by malicious people to conduct cross-site scripting attacks.
8ac67037e8e68d4c24832c63fbfb757bb05d7c9b5b9aa083b89aeaeffbf93b3c
TITLE:
Discus Error Message Cross-Site Scripting Vulnerability
SECUNIA ADVISORY ID:
SA18283
VERIFY ADVISORY:
http://secunia.com/advisories/18283/
CRITICAL:
Less critical
IMPACT:
Cross Site Scripting
WHERE:
>From remote
SOFTWARE:
Discus Freeware 3.x
http://secunia.com/product/6725/
Discus Professional 3.x
http://secunia.com/product/6726/
DESCRIPTION:
$um$id has discovered a vulnerability in Discus, which can be
exploited by malicious people to conduct cross-site scripting
attacks.
Input passed in the URL isn't properly sanitised before being
returned to the user in an error message. This can be exploited to
execute arbitrary HTML and script code in a user's browser session in
context of an affected site.
The vulnerability has been confirmed in Discus Freeware version
3.10.5 and also reported in Discus Professional 3.10.4. Other
versions may also be affected.
SOLUTION:
Edit the source code to ensure that input is properly sanitised.
PROVIDED AND/OR DISCOVERED BY:
$um$id
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