What’s Vulnerable › Vulnerabilities

CVE-2021-38485: Emerson WirelessHART Gateway

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-10-22 · updated 2026-06-17
• Weakness: CWE-20

Description

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.

Affected products

• Emerson Wireless 1410 Gateway Firmware: before 4.7.94 — fixed in 4.7.94
• Emerson Wireless 1410D Gateway Firmware: before 4.7.94 — fixed in 4.7.94
• Emerson Wireless 1420 Gateway Firmware: before 4.7.94 — fixed in 4.7.94

How to fix

Upgrade to a fixed version: Emerson Wireless 1410 Gateway Firmware 4.7.94; Emerson Wireless 1410D Gateway Firmware 4.7.94; Emerson Wireless 1420 Gateway Firmware 4.7.94. Check the vendor advisory for mitigations.

References

• https://us-cert.cisa.gov/ics/advisories/icsa-21-278-02
• https://us-cert.cisa.gov/ics/advisories/icsa-21-278-02

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