Netgear Genie 2.4.32 Privilege Escalation
Posted on 03 October 2016
# Exploit Title: Netgear Genie 2.4.32 Unquoted Service Path Elevation of Privilege # Date: 30/09/2016 # Exploit Author: Tulpa # Contact: tulpa@tulpa-security.com # Author website: www.tulpa-security.com # Vendor Homepage: www.netgear.com # Software Link: https://www.netgear.com/home/discover/apps/genie.aspx? cid=wmt_netgear_organic # Version: Software Version 2.4.32 # Tested on: Windows 7 x86 # Shout-out to carbonated and ozzie_offsec 1. Description: Netgear Genie installs a service called 'NETGEARGenieDaemon' with an unquoted service path running with SYSTEM privileges. This could potentially allow an authorized but non-privileged local user to execute arbitrary code with elevated privileges on the system. 2. Proof C:Program Files>sc qc NETGEARGenieDaemon [SC] QueryServiceConfig SUCCESS SERVICE_NAME: NETGEARGenieDaemon TYPE : 10 WIN32_OWN_PROCESS START_TYPE : 3 DEMAND_START ERROR_CONTROL : 1 NORMAL BINARY_PATH_NAME : C:Program FilesNETGEAR GenieinNETGEARGenieDaemon.exe LOAD_ORDER_GROUP : TAG : 0 DISPLAY_NAME : NETGEARGenieDaemon DEPENDENCIES : SERVICE_START_NAME : LocalSystem 3. Exploit: A successful attempt would require the local user to be able to insert their code in the system root path undetected by the OS or other security applications where it could potentially be executed during application startup or reboot. If successful, the local user's code would execute with the elevated privileges of the application.
