Eclipse Mosquitto MQTT broker version 2.0.9 suffers from an unquoted service path vulnerability.
7b03cd8371cf1bdb2ea70fac29527a20
# Exploit Title: Eclipse Mosquitto MQTT broker 2.0.9 - 'mosquitto' Unquoted Service Path
# Discovery by: Riadh Bouchahoua
# Discovery Date: 19-03-2021
# Vendor Homepage: https://mosquitto.org/
# Software Links : https://mosquitto.org/download/
# Tested Version: 2.0.9
# Vulnerability Type: Unquoted Service Path
# Tested on OS: Windows 10 64 bits
# Step to discover Unquoted Service Path:
====
C:\Users\Admin>wmic service get name,pathname,startmode |findstr /i /v "C:\Windows\\" |findstr "mosquitto"
mosquitto C:\Program Files\mosquitto\mosquitto.exe run
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C:\Users\Admin>sc qc mosquitto
[SC] QueryServiceConfig réussite(s)
SERVICE_NAME: mosquitto
TYPE : 10 WIN32_OWN_PROCESS
START_TYPE : 2 AUTO_START
ERROR_CONTROL : 1 NORMAL
BINARY_PATH_NAME : C:\Program Files\mosquitto\mosquitto.exe run
LOAD_ORDER_GROUP :
TAG : 0
DISPLAY_NAME : Mosquitto Broker
DEPENDENCIES :
SERVICE_START_NAME : LocalSystem