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.
Metrics
Affected Vendors & Products
Advisories
Source | ID | Title |
---|---|---|
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EUVD-2020-4346 | 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. |
Fixes
Solution
Emerson recommends end users update the firmware on VLAN-enabled Version 4 gateways as soon as possible. If the VLAN feature is not enabled, no immediate action is necessary. Please see Emerson’s cybersecurity notification alert number EMR.RMT20001-1 for more information.
Workaround
No workaround given by the vendor.
References
Link | Providers |
---|---|
https://us-cert.cisa.gov/ics/advisories/icsa-20-135-02 |
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History
No history.

Status: PUBLISHED
Assigner: icscert
Published:
Updated: 2024-08-04T11:48:57.679Z
Reserved: 2020-04-21T00:00:00
Link: CVE-2020-12030

No data.

Status : Modified
Published: 2021-09-29T20:15:07.870
Modified: 2024-11-21T04:59:08.803
Link: CVE-2020-12030

No data.

No data.