# clone this repository
$ git clone https://github.com/masahiro331/CVE-2020-8277

# run bind
$ docker build -t bind-local  ./bind
# Need TCP fallback
$ docker run --rm --name bind -it -p 53:53 -p 53:53/udp bind

# use "< v15.2.1" version
# If you use fixed version, build node.
$ git clone https://github.com/nodejs/node
$ git checkout df211208c0
$ ./configure
$ make -j8
$ make install

# Run PoC
$ node main.js