/usr/sbin/default.sh and /usr/apache/htdocs/cgi-bin/admin/hardfactorydefault.cgi on Dynacolor FCM-MB40 v1.2.0.0 devices implement an incomplete factory-reset process. A backdoor can persist because neither system accounts nor the set of services is reset.

Dynacolor FCM-MB40 v1.2.0.0 devices have CSRF in all scripts under cgi-bin/.

Dynacolor FCM-MB40 v1.2.0.0 use /etc/appWeb/appweb.pass to store administrative web-interface credentials in cleartext. These credentials can be retrieved via cgi-bin/getuserinfo.cgi?mode=info.

Dynacolor FCM-MB40 v1.2.0.0 devices have a hard-coded SSL/TLS key that is used during an administrator's SSL conversation.

Dynacolor FCM-MB40 v1.2.0.0 devices allow remote attackers to execute arbitrary commands via a crafted parameter to a CGI script, as demonstrated by sed injection in cgi-bin/camctrl_save_profile.cgi (save parameter) and cgi-bin/ddns.cgi.