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2003: 2,700 advisories published
2004: 3,100 advisories published
2005: 4,600 advisories published
2006: 5,300 advisories published

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TITLE:
Gesytec Easylon OPC Server Handle Validation Vulnerability

SECUNIA ADVISORY ID:
SA28079

VERIFY ADVISORY:
http://secunia.com/advisories/28079/

CRITICAL:
Moderately critical

IMPACT:
DoS, System access

WHERE:
>From local network

SOFTWARE:
Gesytec Easylon OPC Server 2.x
http://secunia.com/product/16967/

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

The vulnerability is caused due to an error when validating server
handles and can be exploited to e.g. cause the server to crash or
potentially execute arbitrary code.

SOLUTION:
Update to version 2.3.44 or later.
ftp://ftp.gesytec.de/pub/opc/

PROVIDED AND/OR DISCOVERED BY:
Neutralbit

ORIGINAL ADVISORY:
VU#205073:
http://www.kb.cert.org/vuls/id/205073

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About:
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