Provide references for CVE-2011-1720.
Where can I find more information about CVE-2011-1720?
References are available at: http://www.securityfocus.com/archive/1/517917/100/0/threaded, http://www.postfix.org/CVE-2011-1720.html, http://secunia.com/advisories/44500, http://www.securityfocus.com/bid/47778, http://security.gentoo.org/glsa/glsa-201206-33.xml, http://www.osvdb.org/72259, http://www.kb.cert.org/vuls/id/727230, http://www.securitytracker.com/id?1025521, http://www.mail-archive.com/postfix-announce%40postfix.org/msg00007.html, http://www.postfix.org/announcements/postfix-2.8.3.html, http://securityreason.com/securityalert/8247, http://lists.opensuse.org/opensuse-security-announce/2011-05/msg00002.html, https://bugzilla.redhat.com/show_bug.cgi?id=699035, http://www.mandriva.com/security/advisories?name=MDVSA-2011:090, http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705, http://www.debian.org/security/2011/dsa-2233, http://www.ubuntu.com/usn/usn-1131-1, https://exchange.xforce.ibmcloud.com/vulnerabilities/67359.