National Cyber Awareness System

Vulnerability Summary for CVE-2011-4877

Overview

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 cause a denial of service (application crash) by sending crafted data over TCP.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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US-CERT Security Bulletin: http://www.us-cert.gov/control_systems/pdf/ICSA-12-030-01.pdf

Name: http://www.us-cert.gov/control_systems/pdf/ICSA-12-030-01.pdf

Hyperlink:http://www.us-cert.gov/control_systems/pdf/ICSA-12-030-01.pdf

External Source: XF

Name: simatic-hmiload-dos(71451)

Hyperlink:http://xforce.iss.net/xforce/xfdb/71451

External Source: MISC

Name: http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02A.pdf

Hyperlink:http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02A.pdf

External Source: MISC

Name: http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02.pdf

Hyperlink:http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02.pdf

External Source: CONFIRM

Name: http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-345442.pdf

Type: Advisory

Hyperlink:http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-345442.pdf

External Source: OSVDB

Name: 77382

Hyperlink:http://www.osvdb.org/77382

External Source: EXPLOIT-DB

Name: 18166

Hyperlink:http://www.exploit-db.com/exploits/18166

External Source: MISC

Name: http://aluigi.org/adv/winccflex_1-adv.txt

Hyperlink:http://aluigi.org/adv/winccflex_1-adv.txt