The Tanium Operating System (TanOS) must display the Standard Mandatory DOD Notice and Consent Banner before granting access to the system.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-254840 | TANS-OS-000075 | SV-254840r958390_rule | Medium |
| Description |
| STIG | Date |
| Tanium 7.x Operating System on TanOS Security Technical Implementation Guide | 2024-08-27 |
Details
| Check Text (C-58453r870365_chk) |
| 1. Access the Tanium Server interactively. 2. Verify DOD use notification displayed prior to login. "You are accessing a U.S. Government (USG) Information System (IS) that is provided for USG-authorized use only. By using this IS (which includes any device attached to this IS), you consent to the following conditions: -The USG routinely intercepts and monitors communications on this IS for purposes including, but not limited to, penetration testing, COMSEC monitoring, network operations and defense, personnel misconduct (PM), law enforcement (LE), and counterintelligence (CI) investigations. -At any time, the USG may inspect and seize data stored on this IS. -Communications using, or data stored on, this IS are not private, are subject to routine monitoring, interception, and search, and may be disclosed or used for any USG-authorized purpose. -This IS includes security measures (e.g., authentication and access controls) to protect USG interests--not for your personal benefit or privacy. -Notwithstanding the above, using this IS does not constitute consent to PM, LE or CI investigative searching or monitoring of the content of privileged communications, or work product, related to personal representation or services by attorneys, psychotherapists, or clergy, and their assistants. Such communications and work product are private and confidential. See User Agreement for details." If a DOD-approved use notification banner does not display prior to logon, this is a finding. |
| Fix Text (F-58397r870366_fix) |
| 1. Create a .txt file composed of the DOD-authorized warning banner verbiage. "You are accessing a U.S. Government (USG) Information System (IS) that is provided for USG-authorized use only. By using this IS (which includes any device attached to this IS), you consent to the following conditions: -The USG routinely intercepts and monitors communications on this IS for purposes including, but not limited to, penetration testing, COMSEC monitoring, network operations and defense, personnel misconduct (PM), law enforcement (LE), and counterintelligence (CI) investigations. -At any time, the USG may inspect and seize data stored on this IS. -Communications using, or data stored on, this IS are not private, are subject to routine monitoring, interception, and search, and may be disclosed or used for any USG-authorized purpose. -This IS includes security measures (e.g., authentication and access controls) to protect USG interests--not for your personal benefit or privacy. -Notwithstanding the above, using this IS does not constitute consent to PM, LE or CI investigative searching or monitoring of the content of privileged communications, or work product, related to personal representation or services by attorneys, psychotherapists, or clergy, and their assistants. Such communications and work product are private and confidential. See User Agreement for details." 2. Name the file "banner_ssh.txt". 3. Use SFTP to upload the HTML banner file to the /incoming folder. 4. Access the Tanium Server interactively. 5. Log on to the TanOS server with the tanadmin role, or any additional user with administrative privileges. 6. Enter A: Appliance Configuration Menu >> A: Security >> 3: Configure SSH Banner and follow the prompts. 7. Log off and back on to the Tanium Server to confirm application. |