FortiOS 5.2.8 Release Notes

FortiGate units running 5.2.8

FortiGate units running 5.2.8 and managed by FortiManager 5.0.0 or 5.2.0 may report installation failures on newly created VDOMs, or after a factory reset of the FortiGate unit even after a retrieve and re-import policy.

Firewall services

Downgrading from 5.2.3 to 5.2.2 may cause the default protocol number in the firewall services to change. Double check your configuration after downgrading to 5.2.2.

FortiPresence

For FortiPresence users, it is recommended to change the FortiGate web administration TLS version in order to allow the connection.

config system global set admin-https-ssl-versions tlsv1-0 tlsv1-1 tlsv1-2

end

SSL VPN setting page

The default server certificate has been changed to the Fortinet_Factory option. This excludes FortiGateVMs which remain at the self-signed option. For details on importing a CA signed certificate, please see the How to purchase and import a signed SSL certificate document.

Upgrade Information

Upgrading from FortiOS 5.2.6 or later

FortiOS version 5.2.8 officially supports upgrade from version 5.2.6 or later.

Upgrading from FortiOS 5.0.12 or later

FortiOS version 5.2.8 officially supports upgrade from version 5.0.12 or later.

When upgrading from a firmware version beyond those mentioned in the Release Notes, a recommended guide for navigating the upgrade path can be found on the Fortinet documentation site.

There is separate version of the guide describing the safest upgrade path to the latest patch of each of the supported versions of the firmware. To upgrade to this build, go to FortiOS 5.2 Supported Upgrade Paths

Downgrading to previous firmware versions

Downgrading to previous firmware versions results in configuration loss on all models. Only the following settings are retained:

l operation mode l interface IP/management IP l static route table l DNS settings l VDOM parameters/settings l admin user account l session helpers l system access profiles.

FortiGate VM firmware

Fortinet provides FortiGate VM firmware images for the following virtual environments:


Having trouble configuring your Fortinet hardware or have some questions you need answered? Check Out The Fortinet Guru Youtube Channel! Want someone else to deal with it for you? Get some consulting from Fortinet GURU!

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About Mike

Michael Pruett, CISSP has a wide range of cyber-security and network engineering expertise. The plethora of vendors that resell hardware but have zero engineering knowledge resulting in the wrong hardware or configuration being deployed is a major pet peeve of Michael's. This site was started in an effort to spread information while providing the option of quality consulting services at a much lower price than Fortinet Professional Services. Owns PacketLlama.Com (Fortinet Hardware Sales) and Office Of The CISO, LLC (Cybersecurity consulting firm).

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