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There must be no shosts.equiv files on the Ubuntu operating system.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-214975 | UBTU-16-010360 | SV-214975r610931_rule | High |
| Description |
|---|
| The shosts.equiv files are used to configure host-based authentication for the system via SSH. Host-based authentication is not sufficient for preventing unauthorized access to the system, as it does not require interactive identification and authentication of a connection request, or for the use of two-factor authentication. |
| STIG | Date |
|---|---|
| Canonical Ubuntu 16.04 LTS Security Technical Implementation Guide | 2020-12-09 |
Details
| Check Text ( C-16174r284793_chk ) |
|---|
| Verify there are no "shosts.equiv" files on the Ubuntu operating system. Check for the existence of these files with the following command: # find / -name shosts.equiv If a "shosts.equiv" file is found, this is a finding. |
| Fix Text (F-16172r284794_fix) |
|---|
| Remove any found "shosts.equiv" files from the Ubuntu operating system. # rm /etc/ssh/shosts.equiv |