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centos7:2:2:8 [2017/05/04 14:46] (current)
Piotr Kłoczewski created
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 +======2.2.8 Ensure DNS Server is not enabled (Scored)======
 +=====Profile Applicability=====  ​
 +<​code>​
 +Level 1 - Server
 +Level 1 - Workstation ​
 +</​code>​
 +
 +=====Description=====
 +The Domain Name System (DNS) is a hierarchical naming system that maps names to IP addresses for computers, services and other resources connected to a network.
 +
 +=====Rationale=====
 +Unless a system is specifically designated to act as a DNS server, it is recommended that the package be deleted to reduce the potential attack surface.
 +
 +=====Audit===== ​
 +Run the following commands to verify ''​named''​ is not enabled:
 +<​Code:​bash>​
 +# systemctl is-enabled named
 +disabled ​
 +</​Code>​
 +Verify result is not "​enabled"​.
 +
 +=====Remediation===== ​
 +Run the following command to disable ''​named'':​
 +<​Code:​bash>​
 +# systemctl disable named
 +</​Code>​