PT-2013-82: Cross-Site Scripting in Siemens SIMATIC S7-1500 CPU PLC
Vulnerable platform
Siemens SIMATIC S7-1500 CPU PLC
Version: 1.1.x and earlier
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-2014-2246
Platform description
Siemens SIMATIC S7-1500 - controllers featuring high efficiency in data processing, integrated technological functions of Motion Control, PID control and the use of high-speed counters..
Vulnerability description
The specialists of the Positive Research center have detected a Cross-Site Scripting vulnerability in Siemens SIMATIC S7-1500 CPU PLC.
The integrated web server (port 80/tcp and port 443/tcp) of the affected device might be vulnerable to Cross-Site Scripting (XSS) attacks.
How to fix
Update your firmware up to the latest version
Advisory status
05.08.2013 - Vendor gets vulnerability details
12.03.2014 - Vendor releases fixed version and details
25.03.2014 - Public disclosure
Credits
The vulnerability was detected by Dmitry Serebryannikov, Ilya Karpov, and Alexey Osipov, Positive Research Center (Positive Technologies Company)
References
http://en.securitylab.ru/lab/PT-2013-82
http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-456423.pdf
https://ics-cert.us-cert.gov/advisories/ICSA-14-073-01
Reports on the vulnerabilities previously discovered by Positive Research:
http://www.ptsecurity.com/research/advisory/
http://en.securitylab.ru/lab/