CVE-2011-4875: Buffer Overflow

Published Feb 3, 2012
·
Updated

Stack-based buffer overflow in HmiLoad in the runtime loader 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, when Transfer Mode is enabled, allows remote attackers to execute arbitrary code via vectors related to Unicode strings.

Affected Software

12 affected components
Siemens WinCC flexible=2004
Siemens WinCC flexible=2005
Siemens WinCC flexible=2007
Siemens WinCC flexible=2008
Siemens WinCC=v11
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 Runtime Advanced=v11
Siemens WinCC flexible Runtime

Event History

Feb 3, 2012
CVE Published
via MITRE·08:00 PM
Data Sourced
via MITRE·08:00 PM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2011-4875?

CVE-2011-4875 has been classified with a high severity level due to the potential for remote code execution through a stack-based buffer overflow.

2

How do I fix CVE-2011-4875?

To fix CVE-2011-4875, apply the latest security patches or updates provided by Siemens for the affected WinCC flexible and HMI Panel software.

3

What software versions are affected by CVE-2011-4875?

CVE-2011-4875 affects Siemens WinCC flexible versions 2004, 2005, 2007, 2008, WinCC V11, and various SIMATIC HMI panels.

4

Can CVE-2011-4875 be exploited remotely?

Yes, CVE-2011-4875 can be exploited remotely if the Transfer Mode is enabled, allowing attackers to execute arbitrary code.

5

What impact could CVE-2011-4875 have on my system?

Exploitation of CVE-2011-4875 could lead to unauthorized access and control over the affected systems, resulting in significant operational risks.

Contact

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