{"description": "Ensure accounts on the system have unique names.\n\nTo ensure all accounts have unique names, run the following command:\n<pre>$ sudo getent passwd | awk -F: '{ print $1}' | uniq -d</pre>\nIf a username is returned, change or delete the username.", "rationale": "Unique usernames allow for accountability on the system.", "severity": "medium", "references": {"cjis": ["5.5.2"], "pcidss": ["Req-8.1.1"], "cis": ["7.2.7"], "pcidss4": ["8.2.1", "8.2"]}, "control_references": {"cis": ["7.2.7"], "pcidss4": ["8.2.1", "8.2"]}, "components": [], "identifiers": {}, "ocil_clause": "a line is returned", "ocil": "To verify all accounts have unique names, run the following command:\n<pre>$ sudo getent passwd | awk -F: '{ print $1}' | uniq -d</pre>\nNo output should be returned.", "oval_external_content": null, "fixtext": "", "checktext": "", "vuldiscussion": "", "srg_requirement": "", "warnings": [], "conflicts": [], "requires": [], "policy_specific_content": {}, "platform": null, "platforms": [], "sce_metadata": {}, "inherited_platforms": ["system_with_kernel"], "cpe_platform_names": [], "inherited_cpe_platform_names": ["system_with_kernel"], "bash_conditional": null, "fixes": {}, "title": "Ensure All Accounts on the System Have Unique Names", "definition_location": "/aptdata/openscap/scap-security-guide/linux_os/guide/system/accounts/accounts-restrictions/account_expiration/account_unique_name/rule.yml", "template": null}