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The /etc/hosts file must have mode 0644 or less permissive.


Overview

Finding ID Version Rule ID IA Controls Severity
V-22325 GEN001368 M6 SV-38085r1_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, such as 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-37621r1_chk )
Open a terminal session and enter the following command to verify the permissions of the etc/hosts file.

ls -lL /etc/hosts

If the /etc/hosts file permissions are not set to 644, this is a finding.
Fix Text (F-32863r1_fix)
Open a terminal session and use the following command to set the mode of the etc/hosts file.

chmod 644 /etc/hosts