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The Trivial File Transfer Protocol (TFTP) server package must not be installed if not required for operational support.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-75897 | UBTU-16-030720 | SV-90577r2_rule | High |
| Description |
|---|
| If TFTP is required for operational support (such as the transmission of router configurations) its use must be documented with the Information System Security Officer (ISSO), restricted to only authorized personnel, and have access control rules established. |
| STIG | Date |
|---|---|
| Canonical Ubuntu 16.04 LTS Security Technical Implementation Guide | 2018-07-18 |
Details
| Check Text ( C-75585r2_chk ) |
|---|
| Verify a Trivial File Transfer Protocol (TFTP) server has not been installed. Check to see if a TFTP server has been installed with the following command: # dpkg -l | grep tftpd-hpa ii tftpd-hpa 5.2+20150808-1Ubuntu1.16.04.1 If TFTP is installed and the requirement for TFTP is not documented with the Information System Security Officer (ISSO), this is a finding. |
| Fix Text (F-82527r1_fix) |
|---|
| Remove the Trivial File Transfer Protocol (TFTP) package from the system with the following command: # sudo apt-get remove tftpd-hpa |