Imunify360 4.5.5 released

We’re pleased to announce that a new version of Imunify360, an automated security solution for Linux servers, has been scheduled for gradual roll-out from our production repository and will be available for all customers in about two weeks or less. If you’d like to get it earlier, see instruction at the end of the post.

The Imunify360 v4.5.5 release introduces the following changes and features:

Fixed an issue when real-time scanner is not following symlinks (DEF-11204)
Fixed the flaw related to binary file scan, which was originally introduced by “Minimized the number of IO-operations performed during a scanning cycle. “ from Imunify360 version 4.5.4 (DEF-11273)
Decreased CPU usage during the imunify360-pam starting on boot. (Imunify-pam 0.3.8)

Also, the Imunify360 version 4.5 release introduces the following changes and features:

Stand-alone (“no control panel”) version of Imunify360 is now available (Regular Imunify360 can be installed directly on the server, independent of any panel now )
PAM module extension: Exim+Dovecot anti-brute-force
(Comprehensive protection against brute-force IMAP/POP3 attacks targeting Exim+Dovecot)
IP management via CLN-based groups
(Block/whitelist particular IPs across a group of servers, and the group is managed in CLN)

Stay in touch

Please, give us feedback on the latest release or share your ideas and feature requests with the product team via feedback@imunify360.

If you encounter any problems with the product, please send a request to our Imunify support team via cloudlinux.zendesk.com.

How to upgrade

If you want to upgrade to the new Imunify360 version 4.5 right now, you can run the following commands:

wget https://repo.imunify360.cloudlinux.com/defence360/imunify-force-update.sh

bash imunify-force-update.sh

For the regular and safe update to version 4.5 with a gradual roll-out

CentOS/CloudLinux systems:

yum update imunify360-firewall

Ubuntu systems:

apt-get update

apt-get install --only-upgrade imunify360-firewall