Vulnerability Discussion
Providing the ability for remote users or systems to initiate a secure VPN connection protects information when it is transmitted over a wide area network.
Check
Verify that the libreswan package is installed with the following command:
$ dnf list --installed libreswan
libreswan.x86_64 4.9-4.el9_2 @appstream
If the "libreswan" package is not installed, this is a finding.
Fix
Install the libreswan package with the following command:
$ dnf install libreswan