Provide references for CVE-2011-1918.
Where can I find more information about CVE-2011-1918?
References are available at: http://www.us-cert.gov/control_systems/pdf/ICSA-11-243-03.pdf, http://www.securityfocus.com/bid/50475, http://ics-cert.us-cert.gov/advisories/ICSA-11-243-03A.