Stack-based buffer overflow in the cmd_submitf function in cgi/cmd.c in Nagios Core, possibly 4.0.3rc1 and earlier, and Icinga before 1.8.6, 1.9 before 1.9.5, and 1.10 before 1.10.3 allows remote attackers to cause a denial of service (segmentation fault) via a long message to cmd.cgi.
https://www.icinga.org/2014/02/11/bugfix-releases-1-10-3-1-9-5-1-8-6
https://lists.debian.org/debian-lts-announce/2018/12/msg00014.html
https://dev.icinga.org/issues/5434
https://bugzilla.redhat.com/show_bug.cgi?id=1066578
http://www.securityfocus.com/bid/65605
http://secunia.com/advisories/57024
http://lists.opensuse.org/opensuse-updates/2014-04/msg00033.html