From: Secunia Security Advisories (sec-advsecunia.com)
Date: Wed Apr 10 2013 - 12:20:13 CDT

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TITLE:
Schneider Electric Multiple Products Modbus Serial Driver Buffer
Overflow Vulnerability

SECUNIA ADVISORY ID:
SA52821

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/52821/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=52821

RELEASE DATE:
2013-04-10

DISCUSS ADVISORY:
http://secunia.com/advisories/52821/#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/52821/

ONLY AVAILABLE IN CUSTOMER AREA:
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 * CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=52821

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
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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 multiple Schneider Electric
products, which can be exploited by malicious people to compromise a
user's system.

The vulnerability is caused due to an error within the modbus serial
driver (ModbusDrv.exe) when parsing a project in the "Programming"
mode and can be exploited to cause a buffer overflow.

Successful exploitation may allow execution of arbitrary code but
requires tricking user into opening a malicious project file.

The vulnerability is reported in the following products and
versions:
* TwidoSuite versions 2.31.04 and prior
* PowerSuite versions 2.6 and prior
* SoMove versions 1.7 and prior
* SoMachine versions 2.0, 3.0, 3.1, and 3.0 XS
* Unity Pro versions 7.0 and prior
* UnityLoader versions 2.3 and prior
* Concept versions 2.6 SR7 and prior
* ModbusCommDTM sl versions 2.1.2 and prior
* PL7 versions 4.5 SP5 and prior
* SFT2841 version 14 and versions 13.1 and prior
* OFS versions 3.50 and prior

SOLUTION:
The vendor will release a new version of ModbusDriverSuite on May 17,
2013.

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Carsten Eiram.

ORIGINAL ADVISORY:
Schneider Electric:
http://download.schneider-electric.com/files?p_File_Id=47991052&p_File_Name=SEVD-2013-070-01.pdf
http://www2.schneider-electric.com/sites/corporate/en/support/cybersecurity/viewer-news.page?c_filepath=/templatedata/Content/News/data/en/local/cybersecurity/general_information/2013/03/20130311_advisory_of_vulnerability_affecting_modbus_serial_driver.xml

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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