The Oracle Linux operating system must enable an application firewall, if available.
An XCCDF Rule
Description
Firewalls protect computers from network attacks by blocking or limiting access to open network ports. Application firewalls limit which applications are allowed to communicate over the network. Satisfies: SRG-OS-000480-GPOS-00227, SRG-OS-000480-GPOS-00231, SRG-OS-000480-GPOS-00232
- ID
- SV-221868r991589_rule
- Version
- OL07-00-040520
- Severity
- Medium
- References
- Updated
Remediation Templates
A Manual Procedure
Ensure the operating system's application firewall is enabled.
Install the "firewalld" package, if it is not on the system, with the following command:
# yum install firewalld