nongiach · December 11, 2019 14:44
diff --git a/Dockerfile b/Dockerfile
 FROM ubuntu:xenial
 # http://phusion.github.io/baseimage-docker/

 RUN apt update && apt install -y socat
 # This ubuntu is required because we need a very specific version of glibc2.23
 # FROM phusion/baseimage:0.11
 RUN useradd -ms /bin/bash  ctf
 USER ctf

 COPY ./chall /chall
 COPY ./flag.txt /
 EXPOSE 80/tcp

 CMD socat -d -d TCP-LISTEN:4242,reuseaddr,fork EXEC:/chall/heapme
	FROM ubuntu:xenial
	# http://phusion.github.io/baseimage-docker/

	RUN apt update && apt install -y socat
	# This ubuntu is required because we need a very specific version of glibc2.23
	# FROM phusion/baseimage:0.11
	RUN useradd -ms /bin/bash ctf
	USER ctf

	COPY ./chall /chall
	COPY ./flag.txt /
	EXPOSE 80/tcp

	CMD socat -d -d TCP-LISTEN:4242,reuseaddr,fork EXEC:/chall/heapme