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TITLE:
Alkacon OpenCms "resource" Cross-Site Scripting Vulnerability

SECUNIA ADVISORY ID:
SA29121

VERIFY ADVISORY:
http://secunia.com/advisories/29121/

CRITICAL:
Less critical

IMPACT:
Cross Site Scripting

WHERE:
>From remote

SOFTWARE:
Alkacon OpenCms 7.x
http://secunia.com/product/17850/

DESCRIPTION:
nnposter has reported a vulnerability in Alkacon OpenCms, which can
be exploited by malicious people to conduct cross-site scripting
attacks.

Input passed to the "resource" parameter in
system/workplace/views/explorer/tree_files.jsp is not properly
sanitised before being returned to the user. 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 is reported in version 7.0.3. Other versions may
also be affected.

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

PROVIDED AND/OR DISCOVERED BY:
nnposter

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About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
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Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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