Description
There is a flaw in the code used to configure the internal gateway firewall when the gateway's VLAN feature is enabled. If a user enables the VLAN setting, the internal gateway firewall becomes disabled resulting in exposure of all ports used by the gateway.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Emerson | Wireless 1410 Gateway | 4.6.43 – ≤ 4.7.84 | — |
| Emerson | Wireless 1420 Gateway | 4.6.43 – ≤ 4.7.84 | — |
| Emerson | Wireless 1552WU Gateway | 4.6.43 – ≤ 4.7.84 | — |
Advisories 1
- ICSA-20-135-02 Emerson WirelessHART Gateway CISA ICS & IT advisories · May 14, 2020