CVEvulnerability
CVE-2011-4879
8.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2012-02-03
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 8.5 HIGH — AV:N/AC:L/Au:N/C:P/I:N/A:C
- Weaknesses
- CWE-20
Description
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 does not properly handle URIs beginning with a 0xfa character, which allows remote attackers to read data from arbitrary memory locations or cause a denial of service (application crash) via a crafted POST request.
Affected configurations
• siemens wincc flexible 2004
• siemens wincc flexible 2005
• siemens wincc flexible 2007
• siemens wincc flexible 2008
• siemens wincc (<= v11)
• 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
Related
Weakness · CWE (1)
- CWE-20 Improper Input Validation weakness
References
- http://aluigi.org/adv/winccflex_1-adv.txt aluigi.org
- http://www.exploit-db.com/exploits/18166 www.exploit-db.com
- http://www.osvdb.org/77384 www.osvdb.org
- http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-345442.pdf Vendor Advisory
- http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02.pdf www.us-cert.gov
- http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02A.pdf www.us-cert.gov
- http://www.us-cert.gov/control_systems/pdf/ICSA-12-030-01.pdf US Government Resource
- https://exchange.xforce.ibmcloud.com/vulnerabilities/71453 exchange.xforce.ibmcloud.com
- http://aluigi.org/adv/winccflex_1-adv.txt aluigi.org
- http://www.exploit-db.com/exploits/18166 www.exploit-db.com
- http://www.osvdb.org/77384 www.osvdb.org
- http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-345442.pdf Vendor Advisory
- http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02.pdf www.us-cert.gov
- http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02A.pdf www.us-cert.gov
- http://www.us-cert.gov/control_systems/pdf/ICSA-12-030-01.pdf US Government Resource
- https://exchange.xforce.ibmcloud.com/vulnerabilities/71453 exchange.xforce.ibmcloud.com