Rooting Every Android From extension to exploitation

nmonkee

eu-16-Shen-Rooting-Every-Android-From-Extension-To-Exploitation

WEXT Attack Surface Analysis

• Wireless Extension interfaces

• Procfs node: /proc/net/wireless

• Mostly a status query interface

root@xxx:/proc/net # cat wireless

Inter-| sta-| Quality | Discarded packets | Missed | WE

face | tus | link level noise | nwid crypt frag retry misc | beacon | 22

wlan0: 0000 0 0 0 0 0 0 0 0 0

p2p0: 0000 0 0 0 0 0 0 0 0 0

Everyone’s favorite ioctl

• Set/get configuration parameters

• Issue commands

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