Unrated severityNVD Advisory· Published Feb 3, 2012· Updated Apr 29, 2026
CVE-2011-4879
CVE-2011-4879
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 products
16cpe:2.3:a:siemens:simatic_hmi_panels:comfort_panels:*:*:*:*:*:*:*+ 4 more
- cpe:2.3:a:siemens:simatic_hmi_panels:comfort_panels:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:simatic_hmi_panels:mobile_panels:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:simatic_hmi_panels:mp:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:simatic_hmi_panels:op:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:simatic_hmi_panels:tp:*:*:*:*:*:*:*
cpe:2.3:a:siemens:wincc_flexible:2004:*:*:*:*:*:*:*+ 5 more
- cpe:2.3:a:siemens:wincc_flexible:2004:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:wincc_flexible:2005:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:wincc_flexible:2007:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:wincc_flexible:2008:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:wincc_flexible:2008:sp1:*:*:*:*:*:*
- cpe:2.3:a:siemens:wincc_flexible:2008:sp2:*:*:*:*:*:*
- cpe:2.3:a:siemens:wincc_flexible_runtime:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:wincc_runtime_advanced:v11:*:*:*:*:*:*:*
cpe:2.3:a:siemens:wincc:*:sp2:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:siemens:wincc:*:sp2:*:*:*:*:*:*range: <=v11
- cpe:2.3:a:siemens:wincc:v11:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:wincc:v11:sp1:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
8- www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-345442.pdfnvdVendor Advisory
- www.us-cert.gov/control_systems/pdf/ICSA-12-030-01.pdfnvdUS Government Resource
- aluigi.org/adv/winccflex_1-adv.txtnvd
- www.exploit-db.com/exploits/18166nvd
- www.osvdb.org/77384nvd
- www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02.pdfnvd
- www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02A.pdfnvd
- exchange.xforce.ibmcloud.com/vulnerabilities/71453nvd
News mentions
0No linked articles in our index yet.