From 1c751cf6d329d26c8a63e3b3bbd608d1528d2429 Mon Sep 17 00:00:00 2001
From: dmiller <dmiller@e0a8ed71-7df4-0310-8962-fdc924857419>
Date: Thu, 25 Apr 2024 17:12:27 +0000
Subject: [PATCH] Check for connected socket before continuing

---
 scripts/smtp-ntlm-info.nse | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/scripts/smtp-ntlm-info.nse b/scripts/smtp-ntlm-info.nse
index b331870fa..c43625d94 100644
--- a/scripts/smtp-ntlm-info.nse
+++ b/scripts/smtp-ntlm-info.nse
@@ -114,6 +114,9 @@ action = function(host, port)
       socket = do_connect(host, port, domain)
     end
   end
+  if not socket then
+    return nil
+  end
 
   socket:send("AUTH NTLM\r\n")
   local status, response = socket:receive()