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TITLE:
NETxEIB OPC Server Improper Handle Validation

SECUNIA ADVISORY ID:
SA24612

VERIFY ADVISORY:
http://secunia.com/advisories/24612/

CRITICAL:
Moderately critical

IMPACT:
DoS, System access

WHERE:
>From local network

SOFTWARE:
NETxEIB OPC Server 3.x
http://secunia.com/product/13716/

DESCRIPTION:
A vulnerability has been reported in NETxEIB OPC Server, which
potentially can be exploited by malicious people to cause a DoS
(Denial of Service) or to compromise a vulnerable system.

The vulnerability is caused due to improper validation of server
handles and can be exploited to e.g. cause the server to crash or
overwrite arbitrary memory via specially crafted function calls.

Successful exploitation may allow execution of arbitrary code.

SOLUTION:
The vulnerability is reportedly fixed in version 3.0.1300.

PROVIDED AND/OR DISCOVERED BY:
NeutralBit, reported via US-CERT

ORIGINAL ADVISORY:
US-CERT VU#296593:
http://www.kb.cert.org/vuls/id/296593

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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.

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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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