Error log
 Insecure dependency in open while running with -T switch at /usr/local/lib/perl5/site_perl/Net/Server/Daemonize.pm line 75.    at line 179 in file /usr/local/lib/perl5/site_perl/Net/Server.pm 

patch
--- spampd.org 2015-01-03 16:30:31.000000000 +0900
+++ spampd 2015-01-03 17:17:23.000000000 +0900
@@ -819,6 +819,22 @@
 
 usage(0) if $options{help};
 
+# Untaint some options provided by admin command line.
+$pidfile =~ /^(.*)$/;
+$pidfile = $1;
+
+$relayhost =~ /^(.*)$/;
+$relayhost = $1;
+
+$relayport =~ /^(.*)$/;
+$relayport = $1;
+
+$host =~ /^(.*)$/;
+$host = $1;
+
+$port =~ /^(.*)$/;
+$port = $1;
+
 if ( $logsock !~ /^(unix|inet)$/ ) {
 	print "--logsock parameter needs to be either unix or inet\n\n";
 	usage(0);