Thursday, March 18, 2021

VFS For Git 1.0.21014.1 Unquoted Service Path

# Exploit Title: VFS for Git 1.0.21014.1 - 'GVFS.Service' Unquoted Service Path
# Date: 2021-2-6
# Exploit Author: Mohammed Alshehri
# Vendor Homepage: https://vfsforgit.org/
# Software Link: https://github.com/microsoft/VFSForGit/releases/download/v1.0.21014.1/SetupGVFS.1.0.21014.1.exe
# Version: 1.0.21014.1
# Tested on: Microsoft Windows 10 Education - 10.0.17763 N/A Build 17763


# Service info:
C:\Users\m507>sc qc GVFS.Service
[SC] QueryServiceConfig SUCCESS

SERVICE_NAME: GVFS.Service
TYPE : 10 WIN32_OWN_PROCESS
START_TYPE : 2 AUTO_START
ERROR_CONTROL : 1 NORMAL
BINARY_PATH_NAME : C:\Program Files\GVFS\GVFS.Service.exe
LOAD_ORDER_GROUP :
TAG : 0
DISPLAY_NAME : GVFS.Service
DEPENDENCIES :
SERVICE_START_NAME : LocalSystem

C:\Users\m507>


# Exploit:
This vulnerability could permit executing code during startup or reboot with the escalated privileges.

 

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Thanks for everything Templateism - You should have written the code a little more complicated