Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Siemens | Wincc Flexible | 2004 |
| Siemens | Wincc | v11 |
| Siemens | Simatic Hmi Panels | comfort_panels |
| Siemens | Wincc Runtime Advanced | v11 |
| Siemens | Wincc Flexible Runtime | All versions |
Related Weaknesses (CWE)
References
- http://aluigi.org/adv/winccflex_1-adv.txt
- http://www.exploit-db.com/exploits/18166
- http://www.osvdb.org/77382
- http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_secVendor Advisory
- http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02.pdf
- http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02A.pdf
- http://www.us-cert.gov/control_systems/pdf/ICSA-12-030-01.pdfUS Government Resource
- https://exchange.xforce.ibmcloud.com/vulnerabilities/71451
- http://aluigi.org/adv/winccflex_1-adv.txt
- http://www.exploit-db.com/exploits/18166
- http://www.osvdb.org/77382
- http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_secVendor Advisory
- http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02.pdf
- http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02A.pdf
- http://www.us-cert.gov/control_systems/pdf/ICSA-12-030-01.pdfUS Government Resource
FAQ
What is CVE-2011-4877?
CVE-2011-4877 is a vulnerability with a CVSS score of 7.1 (HIGH). 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 ...
How severe is CVE-2011-4877?
CVE-2011-4877 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-4877?
Check the references section above for vendor advisories and patch information. Affected products include: Siemens Wincc Flexible, Siemens Wincc, Siemens Simatic Hmi Panels, Siemens Wincc Runtime Advanced, Siemens Wincc Flexible Runtime.