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TITLE:
XWork Input Validation OGNL Command Injection Vulnerability

SECUNIA ADVISORY ID:
SA26681

VERIFY ADVISORY:
http://secunia.com/advisories/26681/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
XWork 2.x
http://secunia.com/product/15569/

DESCRIPTION:
A vulnerability has been reported in XWork, which can be exploited by
malicious people to compromise a vulnerable system.

The vulnerability is caused due to an error within the input
validation code of XWork. This can be exploited to execute OGNL
(Object-Graph Navigation Language) commands by e.g. sending a
maliciously filled HTML form to a vulnerable server.

The vulnerability is reported in versions prior to 2.0.4.

SOLUTION:
Update to version 2.0.4.

PROVIDED AND/OR DISCOVERED BY:
Reported in a bug by Andrea Vettori.

ORIGINAL ADVISORY:
Apache Struts advisory:
http://struts.apache.org/2.x/docs/s2-001.html

Bug report:
https://issues.apache.org/struts/browse/WW-2030

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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:
http://secunia.com/secunia_security_advisories/

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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