An Improper Authentication issue was discovered in Phoenix Contact GmbH mGuard firmware versions 8.3.0 to 8.4.2. An attacker may be able to gain unauthorized access to the user firewall when RADIUS servers are unreachable.
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Mguard_firmware | Phoenix_contact_gmbh | 8.3.0 (including) | 8.3.0 (including) |
| Mguard_firmware | Phoenix_contact_gmbh | 8.3.1 (including) | 8.3.1 (including) |
| Mguard_firmware | Phoenix_contact_gmbh | 8.3.2 (including) | 8.3.2 (including) |
| Mguard_firmware | Phoenix_contact_gmbh | 8.4.0 (including) | 8.4.0 (including) |
| Mguard_firmware | Phoenix_contact_gmbh | 8.4.1 (including) | 8.4.1 (including) |
| Mguard_firmware | Phoenix_contact_gmbh | 8.4.2 (including) | 8.4.2 (including) |