Huawei Technologies du Mobile Broadband 16.0 Local Privilege Escalation

The application is vulnerable to an elevation of privileges vulnerability which can be used by a simple user that can change the executable file with a binary of choice. The vulnerability exist due to the improper permissions, with the ‘F’ flag (full) for the ‘Everyone’ and ‘Users’ group, for the ‘du Mobile Broadband.exe’ binary file. The files are installed in the ‘du Mobile Broadband’ directory which has the Everyone group assigned to it with full permissions making every single file inside vulnerable to change by any user on the affected machine. After you replace the binary with your rootkit, on reboot you get SYSTEM privileges.

du mobile broadband

Advisory: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2013-5164.php

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