CVE-2011-4876

23Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendepss 9.8%

from disclosure to weapon0 days

Published on NVDFeb 3

1st PoCNov 28

exploitation probability

9.8%top 5% of all CVEs

observed exploitation

nono source reports it

2 public exploit(s)

Directory traversal vulnerability in 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 execute, read, create, modify, or delete arbitrary files via a .. (dot dot) in a string.

Affected products

n/a · n/a

public PoCs found — 2✓ VexDay Proof

exploitdb✓ VexDay Proofwww.exploit-db.com/exploits/18166 cve_referencewww.exploit-db.com/exploits/18166unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

References

http://aluigi.org/adv/winccflex_1-adv.txt http://secunia.com/advisories/46997 https://exchange.xforce.ibmcloud.com/vulnerabilities/71450 http://www.exploit-db.com/exploits/18166 http://www.osvdb.org/77381 http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-345442.pdf http://www.us-cert.gov/control_systems/pdf/ICSA-12-030-01.pdf http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02A.pdf http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02.pdf