NetDrive 2.6.12 – Unquoted Service Path Privilege Escalation
# Exploit Title: NetDrive 2.6.12 Unquoted Service Path Elevation of Privilege # Date: 24/09/2016 # Exploit Author: Tulpa # Contact: tulpa@tulpa-security.com # Author website: www.tulpa-security.com # Vendor Homepage: http://www.netdrive.net/ # Software Link: http://www.netdrive.net/download # Version: 2.6.12 # Tested on: Windows 7 x86 # Shout-out to carbonated and ozzie_offsec 1. Description: NetDrive installs a service 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:\>sc qc Netdrive2_Service_Netdrive2 [SC] QueryServiceConfig SUCCESS SERVICE_NAME: Netdrive2_Service_Netdrive2 TYPE : 110 WIN32_OWN_PROCESS (interactive) START_TYPE : 2 AUTO_START ERROR_CONTROL : 1 NORMAL BINARY_PATH_NAME : C:\Program Files\NetDrive2\nd2svc.exe LOAD_ORDER_GROUP : TAG : 0 DISPLAY_NAME : NetDrive2_Service_NetDrive2 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. |