CVE-2011-4878
7.8 · HIGHOverview
CVE-2011-4878 is a high-severity vulnerability affecting siemens wincc_flexible. It was published on February 3, 2012 and has a CVSS 2.0 base score of 7.8 (HIGH).
This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
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.
Remediation
Check the references section for vendor advisories and patches from siemens. Update wincc_flexible to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| siemens | wincc | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2011-4878?
CVE-2011-4878 is a high-severity vulnerability affecting siemens wincc_flexible. It was published on February 3, 2012 and has a CVSS 2.0 base score of 7.8 (HIGH).
How severe is CVE-2011-4878?
This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2011-4878?
Check the references section for vendor advisories and patches from siemens. Update wincc_flexible to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2011-4878?
CyberStrike's AI-powered security agents can automatically detect CVE-2011-4878 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
AI-driven PR review catches vulnerable dependencies before they ship.
Browser-based exploitation validates findings with real proof-of-concept.
Related HIGH CVEs from 2011
View all →Heap-based buffer overflow in HistorySvr.exe in WellinTech KingView 6.53 allows remote attackers to
The supportconfig script in supportutils in SUSE Linux Enterprise 11 SP1 and 10 SP3 does not "disgui
Buffer overflow in the MAC-LTE dissector (epan/dissectors/packet-mac-lte.c) in Wireshark 1.2.0 throu
Unspecified vulnerability in jovgraph.exe in jovgraph in HP OpenView Network Node Manager (OV NNM) 7
Buffer overflow in the stringToSeconds function in ovutil.dll in ovwebsnmpsrv.exe in HP OpenView Net
Multiple stack-based buffer overflows in ovas.exe in the OVAS service in HP OpenView Network Node Ma
Stack-based buffer overflow in ovutil.dll in HP OpenView Network Node Manager (OV NNM) 7.51 and 7.53
Buffer overflow in nnmRptConfig.exe in HP OpenView Network Node Manager (OV NNM) 7.51 and 7.53 allow
Buffer overflow in nnmRptConfig.exe in HP OpenView Network Node Manager (OV NNM) 7.51 and 7.53 allow
Multiple buffer overflows in nnmRptConfig.exe in HP OpenView Network Node Manager (OV NNM) 7.51 and
Buffer overflow in nnmRptConfig.exe in HP OpenView Network Node Manager (OV NNM) 7.51 and 7.53 allow
Buffer overflow in nnmRptConfig.exe in HP OpenView Network Node Manager (OV NNM) 7.51 and 7.53 allow