Extremely simple MTA to get mail off the system to a mail hub
A secure, effective and simple way of getting mail off a system to your mail hub. It contains no suid-binaries or other dangerous things - no mail spool to poke around in, and no daemons running in the background. Mail is simply forwarded to the configured mailhost. Extremely easy configuration.
sudo vi /var/snap/ssmtp-gael/current/ssmtp.conf
Create aliases (if needed)
sudo snap alias ssmtp-gael.ssmtp ssmtpsudo snap alias ssmtp-gael.ssmtp sendmailsudo snap alias ssmtp-gael.ssmtp mailq
New build to resolve CVE-2021-20231/CVE-2021-20232/USN-5029-1
The packages for RHEL 8 and RHEL 7 are in each distribution’s respective Extra Packages for Enterprise Linux (EPEL) repository. The instructions for adding this repository diverge slightly between RHEL 8 and RHEL 7, which is why they’re listed separately below.
The EPEL repository can be added to RHEL 8 with the following command: