{"description": "To configure the GUI system login banner edit <tt>/etc/gdm/banner</tt>.\nReplace the default text with a message compliant with the local site\npolicy or a legal disclaimer.\n\nThe DoD required text is either:\n<br /><br />\n<tt>You are accessing a U.S. Government (USG) Information System (IS) that\nis provided for USG-authorized use only. By using this IS (which includes\nany device attached to this IS), you consent to the following conditions:\n<br />-The USG routinely intercepts and monitors communications on this IS\nfor purposes including, but not limited to, penetration testing, COMSEC\nmonitoring, network operations and defense, personnel misconduct (PM), law\nenforcement (LE), and counterintelligence (CI) investigations.\n<br />-At any time, the USG may inspect and seize data stored on this IS.\n<br />-Communications using, or data stored on, this IS are not private,\nare subject to routine monitoring, interception, and search, and may be\ndisclosed or used for any USG-authorized purpose.\n<br />-This IS includes security measures (e.g., authentication and access\ncontrols) to protect USG interests -- not for your personal benefit or\nprivacy.\n<br />-Notwithstanding the above, using this IS does not constitute consent\nto PM, LE or CI investigative searching or monitoring of the content of\nprivileged communications, or work product, related to personal\nrepresentation or services by attorneys, psychotherapists, or clergy, and\ntheir assistants. Such communications and work product are private and\nconfidential. See User Agreement for details.</tt>\n<br /><br />\nOR:\n<br /><br />\n<tt>I've read &amp; consent to terms in IS user agreem't.</tt>", "rationale": "Display of a standardized and approved use notification before granting\naccess to the operating system ensures privacy and security notification\nverbiage used is consistent with applicable federal laws, Executive Orders,\ndirectives, policies, regulations, standards, and guidance.\n<br /><br />\nSystem use notifications are required only for access via login interfaces\nwith human users and are not required when such human interfaces do not\nexist.", "severity": "medium", "references": {"nist": ["AC-8(b)"]}, "control_references": {}, "components": [], "identifiers": {}, "ocil_clause": "it does not display the required banner", "ocil": "To check if the system login banner is compliant,\nrun the following command:\n<pre>$ cat /etc/gdm/banner</pre>", "oval_external_content": null, "fixtext": "", "checktext": "", "vuldiscussion": "", "srg_requirement": "", "warnings": [], "conflicts": [], "requires": [], "policy_specific_content": {}, "platform": null, "platforms": [], "sce_metadata": {}, "inherited_platforms": ["package[gdm]"], "cpe_platform_names": [], "inherited_cpe_platform_names": ["package_gdm"], "bash_conditional": null, "fixes": {}, "title": "Modify the System GUI Login Banner", "definition_location": "/aptdata/openscap/scap-security-guide/linux_os/guide/system/accounts/accounts-banners/gui_login_banner/banner_etc_gdm_banner/rule.yml", "template": null}