{"description": " To properly set the group owner of <code>/etc/crypttab</code>, run the command:\n<pre>$ sudo chgrp root /etc/crypttab</pre>\n", "rationale": "The ownership of the /etc/crypttab file by the root group is important\nbecause this file hosts encrypted block devices configuration. Protection\nof this file is critical for system security. Assigning the ownership to\nroot ensures exclusive control of the encrypted block devices\nconfiguration.", "severity": "medium", "references": {"anssi": ["R50"]}, "control_references": {"anssi": ["R50"]}, "components": [], "identifiers": {}, "ocil_clause": "/etc/crypttab does not have a group owner of\nroot\n", "ocil": "To check the group ownership of <code>/etc/crypttab</code>,\nrun the command:\n<pre>$ ls -lL /etc/crypttab</pre>\nIf properly configured, the output should indicate the following group-owner:\n\n  <code>root</code>\n  ", "oval_external_content": null, "fixtext": " Change the group of the file /etc/crypttab to root by running the following command:\n$ sudo chgrp root /etc/crypttab", "checktext": "", "vuldiscussion": "", "srg_requirement": " The Ubuntu 22.04 /etc/crypttab file must be group-owned by root.", "warnings": [], "conflicts": [], "requires": [], "policy_specific_content": {}, "platform": "system_with_kernel", "platforms": ["system_with_kernel"], "sce_metadata": {}, "inherited_platforms": [], "cpe_platform_names": ["system_with_kernel"], "inherited_cpe_platform_names": [], "bash_conditional": null, "fixes": {}, "title": "Verify Group Who Owns /etc/crypttab File", "definition_location": "/aptdata/openscap/scap-security-guide/linux_os/guide/system/permissions/files/file_groupowner_etc_crypttab/rule.yml", "template": {"name": "file_groupowner", "vars": {"filepath": "/etc/crypttab", "gid_or_name": "root"}, "backends": {}}}