run0

Run a command as root

$ run0 [command]

$ run0 [[-u|--user]] [username|uid] [[-g|--group]] [group_name|gid] [command]

run0 [options] <command> [arguments...]

Note: This synopsis is hypothetical. As 'run0' is not a standard Linux command, its actual syntax, if it exists as a custom utility, would be entirely dependent on its specific implementation. It is presumed to follow a common pattern for privileged execution wrappers.

No standard parameters
    As 'run0' is not a standard Linux command, there are no predefined options or parameters. Any parameters it might accept would be entirely dependent on its custom implementation. For example, a custom script could define options for user context, environment variables, or logging, similar to how sudo manages its options.

The 'run0' command is not a standard or universally recognized utility within the Linux ecosystem. It does not ship with common distributions nor is it part of the GNU Core Utilities or POSIX standards. If encountered, 'run0' most likely refers to a custom script, an alias defined in a user's shell configuration (e.g., .bashrc, .zshrc), or a local application-specific wrapper.

Its name, combining 'run' with '0' (which commonly signifies user ID 0, the root user), strongly suggests its intended purpose would be to execute commands with root privileges. This functionality is typically handled by well-established and secure commands like sudo or doas. Without specific context or access to its source code, the exact behavior, security mechanisms, and required permissions of a custom 'run0' command remain unknown. It is crucial to verify the origin and implementation of any unknown command, especially one hinting at privileged execution.

The 'run0' command is not a standard component of most Linux distributions. Its appearance signifies a custom script, alias, or local utility. Therefore, its behavior, options, and security implications are entirely dependent on its specific implementation.

Users should exercise extreme caution if encountering an unknown 'run0' command and thoroughly investigate its source and purpose before execution, especially since its name suggests privileged operations. Executing unknown commands with root privileges can lead to system compromise or instability.

Given its name, 'run0' would conceptually serve to execute a command with the privileges of user ID 0, which is typically the root user. This is analogous to the functionality provided by established commands like sudo or doas, which allow a permitted user to execute commands as another user (often root).

If 'run0' were a custom utility, its security would depend entirely on its implementation. Commands executing as root carry significant security risks if not properly designed and secured. They must rigorously validate user permissions, arguments, and environment variables to prevent privilege escalation, unauthorized access, or system compromise. A poorly implemented 'run0' could be a major security vulnerability.

There is no documented history for a standard 'run0' command in Linux, as it does not exist as a common, pre-installed utility. Any 'run0' found would be a relatively recent, localized creation within a specific system or environment, often developed for particular administrative or development workflows. It is not part of any major Linux project or standard.

sudo(8), doas(1), su(1)