TeraCopyService 3.1 Unquoted Service Path Privilege Escalation

TeraCopyService version 3.1 suffers from an unquoted service path privilege escalation vulnerability.


MD5 | 52b80363acbee141023a142f811cf1f8

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# Exploit Title: TeraCopyService 3.1 - Unquoted Service Path Privilege Escalation
# Date of Discovery: August 31 2017
# Exploit Author: Rithwik Jayasimha
# Author Homepage/Contact: https://thel3l.me
# Vendor Name: Codesector
# Vendor Homepage: http://www.codesector.com/
# Software Link: TOVA 8.2-202 - http://www.codesector.com/teracopy
# Affected Versions: <3.1 confirmed, possibly later versions
# Tested on: Windows 7
# Category: local
# Vulnerability type: Local Privilege Escalation


# Description:
    Teracopy installs a service ("TeraCopyService") with an unquoted service path running with SYSTEM
    privileges.
    This allows any non-privileged local user to execute arbitrary code with SYSTEM privileges.
# Proof Of Concept:
    C:\Users\potato> sc qc TeraCopyService
    [SC] QueryServiceConfig SUCCESS
    SERVICE_NAME: TeraCopyService
            TYPE               : 10  WIN32_OWN_PROCESS
            START_TYPE         : 2   AUTO_START
            ERROR_CONTROL      : 0   IGNORE
            BINARY_PATH_NAME   : C:\Program Files\TeraCopy\TeraCopyService.exe
            LOAD_ORDER_GROUP   : System Reserved
            TAG                : 0
            DISPLAY_NAME       : TeraCopy Service
            DEPENDENCIES       :
            SERVICE_START_NAME : LocalSystem

Source: packetstormsecurity.com
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