CVE-2011-4878
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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Exploits
Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.
Exploit-DB
Siemens SIMATIC WinCC Flexible (Runtime) - Multiple Vulnerabilities
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| siemens | wincc_flexible | 2004 | |
| siemens | wincc_flexible | 2005 | |
| siemens | wincc_flexible | 2007 | |
| siemens | wincc_flexible | 2008 | |
| siemens | wincc | {"endIncluding":"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 | | |
References
- http://aluigi.org/adv/winccflex_1-adv.txt
- http://www.exploit-db.com/exploits/18166
- http://www.osvdb.org/77383
- http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-345442.pdf
- 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.pdf
- https://exchange.xforce.ibmcloud.com/vulnerabilities/71452
- http://aluigi.org/adv/winccflex_1-adv.txt
- http://www.exploit-db.com/exploits/18166
- http://www.osvdb.org/77383
- http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-345442.pdf
- 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.pdf
- https://exchange.xforce.ibmcloud.com/vulnerabilities/71452
CWEs
CWE-22
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.