Last user should not be root

Docs > Code Analysis > Static Analysis Rules > Last user should not be root

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Metadata

ID: docker-best-practices/no-root-user

Language: Docker

Severity: Warning

Category: Security

Description

Do not use root as the last user because your container runs with the root user. Always use a user with lower privileges.

Non-Compliant Code Examples

CMD foo
USER plop
CMD plip
USER root

Compliant Code Examples

CMD foo
USER root
CMD plip
USER normaluser

How to use this rule

1
2
rulesets:
  - docker-best-practices     # Rules to enforce Docker best practices.

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