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TITLE:
Siemens SIMATIC WinCC Flexible Tag Simulator Memory Corruption
Vulnerability

SECUNIA ADVISORY ID:
SA45770

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/45770/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=45770

RELEASE DATE:
2011-09-01

DISCUSS ADVISORY:
http://secunia.com/advisories/45770/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
 * Last Update
 * Popularity
 * Comments
 * Criticality Level
 * Impact
 * Where
 * Solution Status
 * Operating System / Software
 * CVE Reference(s)

http://secunia.com/advisories/45770/

ONLY AVAILABLE IN CUSTOMER AREA:
 * Authentication Level
 * Report Reliability
 * Secunia PoC
 * Secunia Analysis
 * Systems Affected
 * Approve Distribution
 * Remediation Status
 * Secunia CVSS Score
 * CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=45770

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
 * AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
A vulnerability has been reported in Siemens SIMATIC WinCC Flexible,
which can be exploited by malicious people to compromise a user's
system.

The vulnerability is caused due to an unspecified error in the tag
simulator and can be exploited to cause a memory corruption by
opening a specially crafted file.

Successful exploitation may allow execution of arbitrary code.

The vulnerability are reported in versions 2005 SP1, 2007, 2008, 2008
SP1, and 2008 SP2.

SOLUTION:
Apply patches. Please see vendor's advisory for details.

PROVIDED AND/OR DISCOVERED BY:
Billy Rios and Terry McCorkle via ICS-CERT.

ORIGINAL ADVISORY:
Siemens:
http://support.automation.siemens.com/WW/llisapi.dll?func=cslib.csinfo&lang=en&objid=50182361

ICS-CERT:
http://www.us-cert.gov/control_systems/pdf/ICSA-11-175-02.pdf

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

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

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Definitions: (Criticality, Where etc.)
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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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