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01 Record

CVE-2021-38485

Emerson WirelessHART Gateway

HighPUBLISHEDCNA: icscert
CNA base score8.0 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/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
0.92% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 60.1% of scored records. A rank, not a probability.
NVD base score
8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/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
2021-10-22 13:23Z5 YR AGO
Last updated
2024-09-16 20:58Z2 YR AGO
Reserved
2021-08-10
Assigning CNA
icscert
Record state
PUBLISHED
Severity
High (CVSS 8.0)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-20Improper Input ValidationClass
Data version
5.1
Document digest
c6976e9d3b251054fb72b2faa35bfc0ef10bafdd88f13241538018f2a1b8cd79

05 Affected products

VendorProductVersionsPlatforms
EmersonWirelessHART Gateway1410 to 4.7.94, 1410D to 4.7.94, 1420 to 4.7.94—

06 References

07 Remediation

Emerson recommends upgrading to v4.7.105 to address these vulnerabilities. Users can visit the Emerson Gate Firmware site for and download instructions. If affected users do not yet have a free Guardian account, please see the updated Emerson Gateway Firmware download process by following the link above and viewing the download guide.