AnyDesk 7.0.15 Unquoted Service Path

2024.04.08

Credit: Milad Karimi

Risk: Medium

Local: Yes

Remote: No

CVE: N/A

CWE: N/A

# Exploit Title: AnyDesk 7.0.15 - Unquoted Service Path Privilege
Escalation
# Date: 2024-04-01
# Exploit Author: Milad Karimi (Ex3ptionaL)
# Contact: miladgrayhat@gmail.com
# Zone-H: www.zone-h.org/archive/notifier=Ex3ptionaL
# Vendor Homepage: http://anydesk.com
# Software Link: http://anydesk.com/download
# Version: Software Version 7.0.15
# Tested on: Windows 10 Pro x64

1. Description:

The Anydesk installs as a service with an unquoted service path running
with SYSTEM privileges.
This could potentially allow an authorized but non-privileged local
user to execute arbitrary code with elevated privileges on the system.

2. Proof

C:\>sc qc anydesk
[SC] QueryServiceConfig SUCCESS

SERVICE_NAME: anydesk
        TYPE               : 10  WIN32_OWN_PROCESS
        START_TYPE         : 2   AUTO_START
        ERROR_CONTROL      : 1   NORMAL
        BINARY_PATH_NAME   : "C:\Program Files (x86)\AnyDesk\AnyDesk.exe"
--service
        LOAD_ORDER_GROUP   :
        TAG                : 0
        DISPLAY_NAME       : AnyDesk Service
        DEPENDENCIES       : RpcSs
        SERVICE_START_NAME : LocalSystem


C:\>systeminfo

OS Name:  Microsoft Windows 10 Pro
OS Version: 10.0.19045 N/A Build 19045
OS Manufacturer: Microsoft Corporation

See this note in RAW Version

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AnyDesk 7.0.15 Unquoted Service Path

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