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Fencer Intel
high 8.0

CVE-2021-38485 json

Emerson WirelessHART Gateway

published 5y ago modified 4mo ago also EUVD-2021-24937

cvss
8.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 60%
public exploits
0
none known

Summary

The affected product is vulnerable to improper input validation in the restore file. This enables an attacker to provide malicious config files to replace any file on disk.

Patch / fix

  • emerson wireless_1410_gateway_firmware 4.7.94
  • emerson wireless_1410d_gateway_firmware 4.7.94
  • emerson wireless_1420_gateway_firmware 4.7.94

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-21-278-02 updated cvss 8.0

Emerson WirelessHART Gateway

  • Emerson WirelessHART 1410 Gateway < 4.7.94 Emerson WirelessHART 1410D Gateway < 4.7.94 Emerson WirelessHART 1420 Gateway < 4.7.94
    affected: mitigation “Emerson recommends upgrading to v4.7.105 to address these vulnerabilities.” go.emersonautomation.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

0.93% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 8.0 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P

Affected products

  • Emerson WirelessHART Gateway

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.