CVE-2011-4879

CVSS V2 High 8.5 CVSS V3 None
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.
Overview
  • CVE ID
  • CVE-2011-4879
  • Assigner
  • cret@cert.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2012-02-03T20:55:02
  • Last Modified Date
  • 2017-08-29T01:30:37
Weakness Enumerations
CWE URL
CWE-20 http://cwe.mitre.org/data/definitions/20.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:siemens:wincc_flexible:2004:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:siemens:wincc_flexible:2005:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:siemens:wincc_flexible:2007:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:siemens:wincc_flexible:2008:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:siemens:wincc_flexible:2008:sp1:*:*:*:*:*:* 1 OR
cpe:2.3:a:siemens:wincc_flexible:2008:sp2:*:*:*:*:*:* 1 OR
cpe:2.3:a:siemens:wincc:*:sp2:*:*:*:*:*:* 1 OR v11
cpe:2.3:a:siemens:wincc:v11:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:siemens:wincc:v11:sp1:*:*:*:*:*:* 1 OR
cpe:2.3:a:siemens:simatic_hmi_panels:comfort_panels:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:siemens:simatic_hmi_panels:mobile_panels:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:siemens:simatic_hmi_panels:mp:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:siemens:simatic_hmi_panels:op:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:siemens:simatic_hmi_panels:tp:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:siemens:wincc_runtime_advanced:v11:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:siemens:wincc_flexible_runtime:*:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 8.5
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 7.8
References
Reference URL Reference Tags
http://www.us-cert.gov/control_systems/pdf/ICSA-12-030-01.pdf US Government Resource
http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-345442.pdf Vendor Advisory
http://www.osvdb.org/77384
http://www.exploit-db.com/exploits/18166
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://aluigi.org/adv/winccflex_1-adv.txt
https://exchange.xforce.ibmcloud.com/vulnerabilities/71453
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2011-4879
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4879
History
Created Old Value New Value Data Type Notes
2022-05-10 08:52:07 Added to TrackCVE