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Allwinner 3.4 Legacy Kernel Local Privilege Escalation

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Allwinner 3.4 Legacy Kernel Local Privilege Escalation

Disclosed
04/30/2016
Created
05/30/2018

Description

This module attempts to exploit a debug backdoor privilege escalation in Allwinner SoC based devices. Vulnerable Allwinner SoC chips: H3, A83T or H8 which rely on Kernel 3.4. Vulnerable OS: all OS images available for Orange Pis, any for FriendlyARM's NanoPi M1, SinoVoip's M2+ and M3, Cuebietech's Cubietruck + Linksprite's pcDuino8 Uno. Exploitation may be possible against Dragon (x10) and Allwinner Android tablets.

Author(s)

  • h00die <mike@stcyrsecurity.com>
  • KotCzarny

Platform

Android,Linux

Architectures

armle

Development

Module Options

To display the available options, load the module within the Metasploit console and run the commands 'show options' or 'show advanced':

msf > use exploit/multi/local/allwinner_backdoor
msf exploit(allwinner_backdoor) > show targets
    ...targets...
msf exploit(allwinner_backdoor) > set TARGET < target-id >
msf exploit(allwinner_backdoor) > show options
    ...show and set options...
msf exploit(allwinner_backdoor) > exploit

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