BugZero found this defect 1945 days ago.
Data sources
All data on this page is proprietary to BugZero® or gathered from public sources
1/21/2019
Firebox M200
Firebox M300
Firebox M270
Firebox M370
Firebox M470
Firebox M570
Firebox M670
Firebox M290
Firebox M390
Firebox M400
Firebox M500
Firebox M440
All
Fireware
12.x
12.0.x
12.1.x
12.1
12.1.1
12.1.3
12.10.x
12.2.x
12.3.x
12.4.x
All
If you downgrade a Firebox M270 from v12.2 or higher to a lower version, the Firebox fails to boot and is not operational.The issue which allowed the Web UI to download older versions of Fireware has been corrected. If your Firebox is impacted by an upgrade from before this, follow the steps in the workaround to recover your Firebox.
To resolve this issue, use the WatchGuard System Manager Quick Setup Wizard to restore the Firebox to Fireware v12.2 or higher. For full instructions, see Use the Quick Setup Wizard to Downgrade Fireware OS.