diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2402b88f4..1a337e91c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Improve signal handling when update vhosts list. [#425](https://github.com/greenbone/openvas/pull/425)
 - Wait for all children instead of waiting just for one a time. [#428](https://github.com/greenbone/openvas/pull/428)
 - Don't detect MongoDB as a HTTP service. [#447](https://github.com/greenbone/openvas/pull/447)
+- Set status finished and send a message if the port list is invalid. [#453](https://github.com/greenbone/openvas/pull/453)
 
 [Unreleased]: https://github.com/greenbone/openvas/compare/openvas-7.0...master
 
diff --git a/src/attack.c b/src/attack.c
index f2af822f7..a19209b2c 100644
--- a/src/attack.c
+++ b/src/attack.c
@@ -1074,6 +1074,17 @@ attack_network (struct scan_globals *globals, kb_t *network_kb)
   port_range = prefs_get ("port_range");
   if (validate_port_range (port_range))
     {
+      kb_t main_kb = NULL;
+
+      connect_main_kb (&main_kb);
+      error_message_to_client2 (
+        main_kb, "Invalid port list. Ports must be in the range [1-65535]",
+        NULL);
+      kb_lnk_reset (main_kb);
+      g_warning ("Invalid port list. Ports must be in the range [1-65535]. "
+                 "Scan terminated.");
+      set_scan_status ("finished");
+
       return;
     }