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The /etc/hosts file must be owned by root.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-22323 | GEN001366 M6 | SV-38082r1_rule | ECLP-1 | Medium |
| Description |
|---|
| The /etc/hosts file (or equivalent) configures local host name to IP address mappings typically taking precedence over DNS resolution. If this file is maliciously modified, it could cause the failure or compromise of security functions requiring name resolution, which may include time synchronization, centralized authentication, and remote system logging. |
| STIG | Date |
|---|---|
| MAC OSX 10.6 Workstation Security Technical Implementation Guide Draft | 2013-01-10 |
Details
| Check Text ( C-37619r1_chk ) |
|---|
| Open a terminal session and enter the following command to verify the owner of the etc/hosts file. ls -lL /etc/hosts If the /etc/hosts file is not owned by root, this is a finding. |
| Fix Text (F-32861r1_fix) |
|---|
| Open a terminal session and enter the following command to set the owner to root. chown root /etc/hosts |