Snort 184.108.40.206 is now EOL for rule support.
This means we will no longer be releasing updates for this version of the rule engine. Users of this version are now encouraged to upgrade to the latest version of Snort, which is now Snort 220.127.116.11.
Please review our EOL policy here: https://www.snort.org/eol
It has come to our attention that pfsense uses version 18.104.22.168 for Snort. Please contact pfsense and ask them to upgrade the package.