Provide references for CVE-2011-2957.
Where can I find more information about CVE-2011-2957?
References are available at: http://rockwellautomation.custhelp.com/app/answers/detail/a_id/448424, http://www.securityfocus.com/bid/48962, http://www.us-cert.gov/control_systems/pdf/ICSA-11-175-01.pdf.