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PT-2013-34: Cross-Site Scripting in Siemens Simatic WinCC TIA Portal

PT-2013-34: Cross-Site Scripting in Siemens Simatic WinCC TIA Portal

Vulnerable software

Siemens Simatic WinCC TIA Portal
Version: 11.x

Application link:
http://www.siemens.com/

Severity level

Severity level: Medium
Impact: Cross-Site Scripting
Access Vector: Remote

CVSS v2:
Base Score: 4.3
Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N)

CVE: CVE-2013-0667

Software description

WinCC TIA Portal is part of a new, integrated engineering concept which offers a uniform engineering environment for programming and configuration of control, visualization and drive solutions.

Vulnerability description

The specialists of the Positive Research center have detected "Cross-Site Scripting" vulnerability in Siemens Simatic WinCC TIA Portal.

If a user clicks on a malicious link which seems to lead to a HMI web application, it is possible to display any data to the user (server-side script injection).

How to fix

Update your software up to the latest version

Advisory status

21.09.2012 - Vendor gets vulnerability details
15.03.2013 - Vendor releases fixed version and details
29.03.2013 - Public disclosure

Credits

The vulnerability was discovered by Artem Chaykin, Sergey Bobrov, Positive Research Center (Positive Technologies Company)

References

http://en.securitylab.ru/lab/PT-2013-34
http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-212483.pdf

Reports on the vulnerabilities previously discovered by Positive Research:

http://ptsecurity.com/research/advisory/
http://en.securitylab.ru/lab/

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