CVE-2020-12030

CRITICAL

Emerson Wireless Gateway 4.6.43-4.7.84 Unauthenticated Firewall Bypass via VLAN

Title source: llm
STIX 2.1

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.

References (1)

Core 1
Core References
Third Party Advisory, US Government Resource x_refsource_misc
https://us-cert.cisa.gov/ics/advisories/icsa-20-135-02

Scores

CVSS v3 10.0
EPSS 0.0105
EPSS Percentile 60.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Details

CWE
CWE-284
Status published
Products (3)
emerson/wireless_1410_gateway_firmware 4.6.43 - 4.7.84
emerson/wireless_1420_gateway_firmware 4.6.43 - 4.7.84
emerson/wireless_1552wu_gateway_firmware 4.6.43 - 4.7.84
Published Sep 29, 2021
Tracked Since Feb 18, 2026