ASLDRService ATK Hotkey 1.0.69.0 Privilege Escalation

2016.10.14

Credit: Cyril Vallicari

Risk: Medium

Local: Yes

Remote: No

CVE: N/A

CWE: CWE-264

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# Exploit Title: ASLDRService ATK Hotkey- Privilege Escalation Unquoted Service Path
# Date: 13/10/2016
# Exploit Author : Cyril Vallicari
# Vendor Homepage: www.asus.com
# Version: 1.0.69.0
# Tested on: Windows 7 x64 SP1 (but it should works on all windows version)
The application suffers from an unquoted service path issue impacting the service 'ASLDRService' deployed as part of ATK Hotkey
This could potentially allow an authorized but non-privileged local user to execute arbitrary code witystem privileges on the system.
POC :
C:\Users\Utilisateur>sc qc ASLDRService
[SC] QueryServiceConfig rA(c)ussite(s)
SERVICE_NAME: ASLDRService
TYPE : 10 WIN32_OWN_PROCESS
START_TYPE : 2 AUTO_START
ERROR_CONTROL : 1 NORMAL
BINARY_PATH_NAME : C:\Program Files (x86)\ASUS\ATK Package\ATK Hotkey\ASLDRSrv.exe
LOAD_ORDER_GROUP : ShellSvcGroup
TAG : 0
DISPLAY_NAME : ASLDR Service
DEPENDENCIES :
SERVICE_START_NAME : LocalSystem
Additional notes :
https://hackerone.com/blog/asus-vulnerability-disclosure-deja-vu

References:

https://hackerone.com/blog/asus-vulnerability-disclosure-deja-vu

See this note in RAW Version

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ASLDRService ATK Hotkey 1.0.69.0 Privilege Escalation

References:

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