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CVE-2011-4878

HighPublished

Directory traversal vulnerability in miniweb.exe in the HMI web server in Siemens WinCC flexible 2004, 2005, 2007, and 2008 before SP3; WinCC V11 (aka TIA...

Published: Feb 3, 2012
Updated: Aug 7, 2024
Assigning CNA: certcc
Evidence observed: Nov 28, 2011

Primary CVSS

7.8/ 10High

nvd · CVSS 2.0

AV:N/AC:L/Au:N/C:C/I:N/A:N

EPSS probability estimate

11.1%

Moderate · next 30 days

Percentile: 95.8%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Directory traversal vulnerability in miniweb.exe in the HMI web server in Siemens WinCC flexible 2004, 2005, 2007, and 2008 before SP3; WinCC V11 (aka TIA portal) before SP2 Update 1; the TP, OP, MP, Comfort Panels, and Mobile Panels SIMATIC HMI panels; WinCC V11 Runtime Advanced; and WinCC flexible Runtime allows remote attackers to read arbitrary files via a ..%5c (dot dot backslash) in a URI.

Sources

Siemens SIMATIC WinCC Flexible (Runtime) - Multiple VulnerabilitiesExploit
Luigi Auriemma · windows · Nov 28, 2011

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