"value":"The GitHub CLI version 2.6.1 and earlier are vulnerable to remote code execution through a malicious codespace SSH server when using `gh codespace ssh` or `gh codespace logs` commands. This has been patched in the cli v2.62.0.\n\nDevelopers connect to remote codespaces through an SSH server running within the devcontainer, which is generally provided through the [default devcontainer image]( https://docs.github.com/en/codespaces/setting-up-your-project-for-codespaces/adding-a-dev-container-... https://docs.github.com/en/codespaces/setting-up-your-project-for-codespaces/adding-a-dev-container-configuration/introduction-to-dev-containers#using-the-default-dev-container-configuration) . GitHub CLI [retrieves SSH connection details]( https://github.com/cli/cli/blob/30066b0042d0c5928d959e288144300cb28196c9/internal/codespaces/rpc/inv... https://github.com/cli/cli/blob/30066b0042d0c5928d959e288144300cb28196c9/internal/codespaces/rpc/invoker.go#L230-L244 ), such as remote username, which is used in [executing `ssh` commands]( https://github.com/cli/cli/blob/e356c69a6f0125cfaac782c35acf77314f18908d/pkg/cmd/codespace/ssh.go#L2... https://github.com/cli/cli/blob/e356c69a6f0125cfaac782c35acf77314f18908d/pkg/cmd/codespace/ssh.go#L263 ) for `gh codespace ssh` or `gh codespace logs` commands.\n\nThis exploit occurs when a malicious third-party devcontainer contains a modified SSH server that injects `ssh` arguments within the SSH connection details. `gh codespace ssh` and `gh codespace logs` commands could execute arbitrary code on the user's workstation if the remote username contains something like `-oProxyCommand=\"echo hacked\" #`. The `-oProxyCommand` flag causes `ssh` to execute the provided command while `#` shell comment causes any other `ssh` arguments to be ignored.\n\nIn `2.62.0`, the remote username information is being validated before being used."
"value":"La versi\u00f3n 2.6.1 y anteriores de la CLI de GitHub son vulnerables a la ejecuci\u00f3n remota de c\u00f3digo a trav\u00e9s de un servidor SSH de codespace malicioso cuando se usan los comandos `gh codespace ssh` o `gh codespace logs`. Esto se ha corregido en la CLI v2.62.0. Los desarrolladores se conectan a codespaces remotos a trav\u00e9s de un servidor SSH que se ejecuta dentro del devcontainer, que generalmente se proporciona a trav\u00e9s de la [imagen predeterminada de devcontainer]( https://docs.github.com/en/codespaces/setting-up-your-project-for-codespaces/adding-a-dev-container-... https://docs.github.com/en/codespaces/setting-up-your-project-for-codespaces/adding-a-dev-container-configuration/introduction-to-dev-containers#using-the-default-dev-container-configuration) . GitHub CLI [recupera detalles de conexi\u00f3n SSH]( https://github.com/cli/cli/blob/30066b0042d0c5928d959e288144300cb28196c9/internal/codespaces/rpc/inv... https://github.com/cli/cli/blob/30066b0042d0c5928d959e288144300cb28196c9/internal/codespaces/rpc/invoker.go#L230-L244 ), como el nombre de usuario remoto, que se utiliza al [ejecutar comandos `ssh`]( https://github.com/cli/cli/blob/e356c69a6f0125cfaac782c35acf77314f18908d/pkg/cmd/codespace/ssh.go#L2... https://github.com/cli/cli/blob/e356c69a6f0125cfaac782c35acf77314f18908d/pkg/cmd/codespace/ssh.go#L263 ) para los comandos `gh codespace ssh` o `gh codespace logs`. Esta vulnerabilidad se produce cuando un contenedor de desarrollo malintencionado de terceros contiene un servidor SSH modificado que inyecta argumentos `ssh` dentro de los detalles de la conexi\u00f3n SSH. Los comandos `gh codespace ssh` y `gh codespace logs` podr\u00edan ejecutar c\u00f3digo arbitrario en la estaci\u00f3n de trabajo del usuario si el nombre de usuario remoto contiene algo como `-oProxyCommand=\"echo hacked\" #`. El indicador `-oProxyCommand` hace que `ssh` ejecute el comando proporcionado mientras que el comentario de shell `#` hace que se ignoren todos los dem\u00e1s argumentos de `ssh`. En `2.62.0`, la informaci\u00f3n del nombre de usuario remoto se valida antes de usarse."