Strix
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CVE-2011-4877

UnknownEPSS 7.53%

Last modified

CVE-2011-4877 is a vulnerability of currently unknown severity. 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 cause a denial of service (application crash) by sending crafted data over TCP.. EPSS estimates a 7.53% chance of exploitation in the next 30 days.

Description

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 cause a denial of service (application crash) by sending crafted data over TCP.

Metrics

EPSS Probability
7.53%

93.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SiemensWincc Flexible2004
SiemensWincc Flexible2005
SiemensWincc Flexible2007
SiemensWincc Flexible2008
SiemensWinccv11
SiemensSimatic Hmi Panelscomfort_panels
SiemensSimatic Hmi Panelsmobile_panels
SiemensSimatic Hmi Panelsmp
SiemensSimatic Hmi Panelsop
SiemensSimatic Hmi Panelstp
SiemensWincc Runtime Advancedv11
SiemensWincc Flexible RuntimeAll versions

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2011-4877?
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 cause a denial of service (application crash) by sending crafted data over TCP.
How severe is CVE-2011-4877?
Severity scoring for CVE-2011-4877 is pending analysis. The EPSS model estimates a 7.53% probability of exploitation in the next 30 days.
How do I fix CVE-2011-4877?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-4877?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST