SSL cert for postfix does not get generated properly on Centos.

install/dist/lib/fedora.lib.php

@@ -231,10 +231,11 @@ class installer_dist extends installer_base {
 			//* Create the SSL certificate
 			if(AUTOINSTALL){
 				$command = 'cd '.$config_dir.'; '
-					."openssl req -new -subj '/C=".$autoinstall['ssl_cert_country']."/ST=".$autoinstall['ssl_cert_state']."/L=".$autoinstall['ssl_cert_locality']."/O=".$autoinstall['ssl_cert_organisation']."/OU=".$autoinstall['ssl_cert_organisation_unit']."/CN=".$autoinstall['ssl_cert_common_name']."' -outform PEM -out smtpd.cert -newkey rsa:4096 -nodes -keyout smtpd.key -keyform PEM -days 3650 -x509";
+					."openssl req -new -subj '/C=".escapeshellcmd($autoinstall['ssl_cert_country'])."/ST=".escapeshellcmd($autoinstall['ssl_cert_state'])."/L=".escapeshellcmd($autoinstall['ssl_cert_locality'])."/O=".escapeshellcmd($autoinstall['ssl_cert_organisation'])."/OU=".escapeshellcmd($autoinstall['ssl_cert_organisation_unit'])."/CN=".escapeshellcmd($autoinstall['ssl_cert_common_name'])."' -outform PEM -out smtpd.cert -newkey rsa:4096 -nodes -keyout smtpd.key -keyform PEM -days 3650 -x509";
 			} else {
 				$command = 'cd '.$config_dir.'; '
-					."openssl req -new -subj '/C=".escapeshellcmd($autoinstall['ssl_cert_country'])."/ST=".escapeshellcmd($autoinstall['ssl_cert_state'])."/L=".escapeshellcmd($autoinstall['ssl_cert_locality'])."/O=".escapeshellcmd($autoinstall['ssl_cert_organisation'])."/OU=".escapeshellcmd($autoinstall['ssl_cert_organisation_unit'])."/CN=".escapeshellcmd($autoinstall['ssl_cert_common_name'])."' -outform PEM -out smtpd.cert -newkey rsa:4096 -nodes -keyout smtpd.key -keyform PEM -days 3650 -x509";
+					.'openssl req -new -outform PEM -out smtpd.cert -newkey rsa:4096 -nodes -keyout smtpd.key -keyform PEM -days 3650 -x509';
+			}
 			}
 			exec($command);