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Overview

Vulnerability Score 10.0 10.0
CVE Id CVE-2011-4509
Last Modified 06 Feb 2012 12:00:00
Published 03 Feb 2012 03:55:01
Confidentiality Impact COMPLETE COMPLETE
Integrity Impact COMPLETE COMPLETE
Availability Impact COMPLETE COMPLETE
Access Vector NETWORK
Access Complexity LOW
Authentication NONE

CVE-2011-4509

Summary

The HMI web server in Siemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka TIA portal); the TP, OP, MP, Comfort Panels, and Mobile Panels SIMATIC HMI panels; WinCC V11 Runtime Advanced; and WinCC flexible Runtime has an improperly selected default password for the administrator account, which makes it easier for remote attackers to obtain access via a brute-force approach involving many HTTP requests.

Vulnerable Systems

Application

  • Siemens Simatic Hmi Panels Comfort Panels

  • Siemens Simatic Hmi Panels Mobile Panels

  • Siemens Simatic Hmi Panels Mp

  • Siemens Simatic Hmi Panels Op

  • Siemens Simatic Hmi Panels Tp

  • Siemens Wincc Flexible 2004

  • Siemens Wincc Flexible 2005

  • Siemens Wincc Flexible 2007

  • Siemens Wincc Flexible 2008

  • Siemens Wincc Flexible Runtime

  • Siemens Wincc Runtime Advanced V11

  • Siemens Wincc V11


References

MISC - http://www.us-cert.gov/control_systems/pdf/ICSA-12-030-01.pdf

CONFIRM - http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-345442.pdf


Last Updated: 27 May 2016 10:56:27