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The final version of the CSI 6.0 has been released. 
Find out why this is not just another Patch Management solution: http://secunia.com/blog/325/

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TITLE:
Siemens SIMATIC S7-1200 SSL Private Key Reuse Security Issue

SECUNIA ADVISORY ID:
SA50630

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/50630/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=50630

RELEASE DATE:
2012-09-14

DISCUSS ADVISORY:
http://secunia.com/advisories/50630/#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/50630/

ONLY AVAILABLE IN CUSTOMER AREA:
 * Authentication Level
 * Report Reliability
 * Secunia PoC
 * Secunia Analysis
 * Systems Affected
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 * Remediation Status
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https://ca.secunia.com/?page=viewadvisory&vuln_id=50630

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 security issue has been reported in Siemens SIMATIC S7-1200, which
can be exploited by malicious people to conduct spoofing attacks.

The security issue is caused due to the use of a single SSL private
key across multiple devices, which can be exploited to intercept and
disclose encrypted traffic by spoofing another SIMATIC S7-1200
device.

The security issue is reported in versions 2.x.

SOLUTION:
Upgrade to version 3.x.

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Dmitry Sklyarov, Positive Technologies.

ORIGINAL ADVISORY:
http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-240718.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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