Date: Wed, 16 Nov 2011 11:34:06 -0600
From: ZDI Disclosures <zdi-disclosures@...pingpoint.com>
To: full-disclosure@...ts.grok.org.uk, bugtraq@...urityfocus.com
Subject: ZDI-11-330 : InduSoft WebStudio Unauthenticated
 Remote Operations Remote Code Execution Vulnerability

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ZDI-11-330 : InduSoft WebStudio Unauthenticated Remote Operations
Remote Code Execution Vulnerability
http://www.zerodayinitiative.com/advisories/ZDI-11-330
November 16, 2011

- -- CVE ID:
CVE-2011-4051

- -- CVSS:
9, AV:N/AC:L/Au:N/C:P/I:P/A:C

- -- Affected Vendors:

Indusoft



- -- Affected Products:

Indusoft WebStudio



- -- TippingPoint(TM) IPS Customer Protection:
TippingPoint IPS customers have been protected against this
vulnerability by Digital Vaccine protection filter ID 11473.
For further product information on the TippingPoint IPS, visit:

    http://www.tippingpoint.com

- -- Vulnerability Details:
This vulnerability allows remote attackers to execute arbitrary code on
vulnerable installations of Indusoft Web Studio. Authentication is not
required to exploit this vulnerability.

The flaw exists within the Remote Agent component (CEServer.exe) which
listens by default on TCP port 4322. When handling incoming requests the
process fails to perform any type of authentication. Many available
operations allow direct manipulation and creation of files on disk,
loading of arbitrary DLLs and process control. A remote attacker can
exploit this vulnerability to execute arbitrary code under the context
of the User.

- -- Vendor Response:

Indusoft has issued an update to correct this vulnerability. More
details can be found at:

http://www.indusoft.com/hotfixes/hotfixes.php



- -- Disclosure Timeline:
2011-04-27 - Vulnerability reported to vendor
2011-11-16 - Coordinated public release of advisory

- -- Credit:
This vulnerability was discovered by:

* Luigi Auriemma



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