CVE-2021-44228 and CVE-2021-45046 disclosed security vulnerabilities in the Apache Log4j 2 version 2.15 or below. 

To know more details on this Vulnerability and the affected products/releases refer the below article

https://support.versa-networks.com/support_home?id=kb_article_view&sys_kb_id=a3a028f087028b10389dedf50cbb3570

We have patched the affected software versions and made it available for use. 

There are no special procedures or exceptions to upgrade to this software version. Please follow the regular instructions outlined here:

https://docs.versa-networks.com/Getting_Started/Deployment_and_Initial_Configuration/Software_Upgrade/Upgrade_Software_on_Headend_and_Branch

The security research team has developed signatures to detect this attack and protect the network via SPACK # 1907