From 89f4d3e2d7e28c877f463ad7982ff6fcdc138a6c Mon Sep 17 00:00:00 2001
From: Robin Wood <robin@digi.ninja>
Date: Fri, 29 Jan 2021 11:17:38 +0000
Subject: [PATCH] Fix for issue #14678

Stops the printing of a rogue nil when exploit completes.

See https://github.com/rapid7/metasploit-framework/issues/14678
---
 modules/exploits/windows/winrm/winrm_script_exec.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/exploits/windows/winrm/winrm_script_exec.rb b/modules/exploits/windows/winrm/winrm_script_exec.rb
index 492c40e190..6f280b9d45 100644
--- a/modules/exploits/windows/winrm/winrm_script_exec.rb
+++ b/modules/exploits/windows/winrm/winrm_script_exec.rb
@@ -80,7 +80,7 @@ class MetasploitModule < Msf::Exploit::Remote
     commands.each do |command|
       if command.include? "cscript"
         streams = winrm_run_cmd_hanging(command)
-        print_status streams.inspect
+        print_status(streams.inspect) unless streams.nil?
       elsif command.include? "del %TEMP%"
         next
       else