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Vulnerability Details : CVE-2011-4877 (1 public exploit)

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.
Publish Date : 2012-02-03 Last Update Date : 2012-08-31
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- CVSS Scores & Vulnerability Types

CVSS Score
7.1
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 20

- Products Affected By CVE-2011-4877

# Product Type Vendor Product Version Update Edition Language
1 Application Siemens Simatic Hmi Panels MP Version Details Vulnerabilities
2 Application Siemens Simatic Hmi Panels OP Version Details Vulnerabilities
3 Application Siemens Simatic Hmi Panels TP Version Details Vulnerabilities
4 Application Siemens Simatic Hmi Panels Comfort Panels Version Details Vulnerabilities
5 Application Siemens Simatic Hmi Panels Mobile Panels Version Details Vulnerabilities
6 Application Siemens Wincc V11 Version Details Vulnerabilities
7 Application Siemens Wincc Flexible 2004 Version Details Vulnerabilities
8 Application Siemens Wincc Flexible 2005 Version Details Vulnerabilities
9 Application Siemens Wincc Flexible 2007 Version Details Vulnerabilities
10 Application Siemens Wincc Flexible 2008 Version Details Vulnerabilities
11 Application Siemens Wincc Flexible Runtime Version Details Vulnerabilities
12 Application Siemens Wincc Runtime Advanced V11 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Siemens Simatic Hmi Panels 5
Siemens Wincc 1
Siemens Wincc Flexible 4
Siemens Wincc Flexible Runtime 1
Siemens Wincc Runtime Advanced 1

- References For CVE-2011-4877

http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-345442.pdf CONFIRM
Exploit! http://www.exploit-db.com/exploits/18166
EXPLOIT-DB 18166 Siemens SIMATIC WinCC Flexible (Runtime) Multiple Vulnerabilities Author:Luigi Auriemma Release Date:2011-11-28 (windows) dos
http://www.osvdb.org/77382
OSVDB 77382
http://aluigi.org/adv/winccflex_1-adv.txt
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
http://www.us-cert.gov/control_systems/pdf/ICSA-12-030-01.pdf
http://xforce.iss.net/xforce/xfdb/71451
XF simatic-hmiload-dos(71451)

- Metasploit Modules Related To CVE-2011-4877

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


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