Technical Tip: AntiVirus extended database is not up-to-date and shows version 1.00000.

[dbabic]

Description
This article explains how to get the up to date Anti-Virus extended database instead of version 1.00000.

Find the Latest AV Database version on https://fortiguard.com/updates/antivirus

Note: By default the Normal Antivirus Database is activated on all other FortiGate devices.

#FGT # show antivirus setting
config antivirus settings
set default-db normal
end

To check the currently running AntiVirus Database version via CLI:

#FGT # diagnose autoupdate versions

Virus Definitions   <<<<<<<<<< Normal Database
---------
Version: 70.00727
Contract Expiry Date: Thu Sep 17 2020
Last Updated using scheduled update on Thu Aug 15 10:19:22 2019
Last Update Attempt: Thu Aug 15 10:19:22 2019
Result: Updates Installed

Extended set
---------
Version: 1.00000  
Contract Expiry Date: Thu Sep 17 2020
Last Updated using scheduled update on Wed Apr  3 10:29:27 2019
Last Update Attempt: Wed Apr  3 10:29:27 2019
Result: Updates Installed

To check the AntiVirus Database version via GUI:
FortiOSv5.2: Go to System -> Config -> FortiGuard -> AV Definitions   
FortiOSv 5.4 and above: Go to System -> FortiGuard -> AV Definitions

Solution
To update the Extended database with the latest version., Please follow the below steps:

Step 1: Change the AV default database to Extended:

#FGT # conf antivirus settings
FGT (settings) # set default-db extended
FGT (settings) # end

Step 2: Enable AV-profile in the Firewall policy.

Step 3: Run the CLI command "#execute update-av" to trigger the download of the newly selected database.

#FGT # exe update-now

 Step 4:  Run the following CLI commands to verify the status and the DB version number:

# get system fortiguard-service status
# diagnose autoupdate versions

#FGT # diagnose autoupdate versions

Virus Definitions
---------
Version: 70.00727
Contract Expiry Date: Thu Sep 17 2020
Last Updated using manual update on Thu Aug 15 11:05:52 2019
Last Update Attempt: Thu Aug 15 11:05:52 2019
Result: Updates Installed

Extended set
---------
Version: 70.00727   <<<<<<<<< Updated
Contract Expiry Date: Thu Sep 17 2020
Last Updated using manual update on Thu Aug 15 11:05:52 2019
Last Update Attempt: Thu Aug 15 11:05:52 2019
Result: Updates Installed