CVE-2011-4876
Directory traversal vulnerability in HmiLoad in the runtime loader in Siemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka…
- Published
- Updated
- Reserved
- Assigned by
- certcc
Description
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.
Public exploit
A reference of the record is tagged as an exploit or proof of concept: anyone can try it against an unpatched system.
- 18166 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Timeline
ID reserved
By certcc
- 44 days later
· 44 days later
Published
- 13 years later
· 13 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 9.0% · top 4.7% of all CVEs (8 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.
Weakness
Affected products
n/a
- affected n/a
References (9)
- 46997 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02.pdf (opens in a new tab)x_refsource_MISCx_transferred
- http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02A.pdf (opens in a new tab)x_refsource_MISCx_transferred
- http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-345442.pdf (opens in a new tab)x_refsource_CONFIRMx_transferred
- 18166 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- http://aluigi.org/adv/winccflex_1-adv.txt (opens in a new tab)x_refsource_MISCx_transferred
- simatic-hmiload-dir-traversal(71450) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://www.us-cert.gov/control_systems/pdf/ICSA-12-030-01.pdf (opens in a new tab)x_refsource_MISCx_transferred
- 77381 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2011-4876)Record last updated .