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01 Record

CVE-2020-12030

Emerson WirelessHART Gateway

CriticalPUBLISHEDCNA: icscert
CNA base score10.0 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

02 Description

Emerson WirelessHART Gateway

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.13% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 66.2% of scored records. A rank, not a probability.
NVD base score
10.0 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-09-29 19:36Z5 YR AGO
Last updated
2024-08-04 11:48Z2 YR AGO
Reserved
2020-04-21
Assigning CNA
icscert
Record state
PUBLISHED
Severity
Critical (CVSS 10.0)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Weaknesses
  • CWE-284Improper Access ControlPillar
Data version
5.1
Document digest
c45ee2be786afdfd2c775549e9ef752739b0d7075c083f772276077af9a687f5

05 Affected products

VendorProductVersionsPlatforms
EmersonWireless 1410 Gateway4.6.43 to 4.7.84—
EmersonWireless 1420 Gateway4.6.43 to 4.7.84—
EmersonWireless 1552WU Gateway4.6.43 to 4.7.84—

06 References

07 Remediation

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.