Land rapid7#7641, check_conn? fix for cisco_ssl_vpn

Author: wvu

modules/auxiliary/scanner/http/cisco_ironport_enum.rb

@@ -63,12 +63,10 @@ def check_conn?
       if res
         print_good("#{rhost}:#{rport} - Server is responsive...")
         return true
-      else
-        return false
       end
     rescue ::Rex::ConnectionRefused, ::Rex::HostUnreachable, ::Rex::ConnectionTimeout, ::Rex::ConnectionError, ::Errno::EPIPE
-      return false
     end
+    false
   end
 
   #

modules/auxiliary/scanner/http/cisco_ssl_vpn.rb

@@ -83,14 +83,17 @@ def run_host(ip)
   def check_conn?
     begin
       res = send_request_cgi('uri' => '/', 'method' => 'GET')
-      vprint_good("Server is responsive...")
+      if res
+        vprint_good("Server is responsive...")
+        return true
+      end
     rescue ::Rex::ConnectionRefused,
            ::Rex::HostUnreachable,
            ::Rex::ConnectionTimeout,
            ::Rex::ConnectionError,
            ::Errno::EPIPE
-      return
     end
+    false
   end
 
   def enumerate_vpn_groups