CVE-2021-37386

Name: CVE-2021-37386
Creator: NVD / NIST
Published: 2023-07-17T17:15:09.377+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.46%

Last modified Jun 17, 2026

CVE-2021-37386 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Furukawa Electric LatAm 423-41W/AC before v1.1.4 and LD421-21W before v1.3.3 were discovered to contain an HTML injection vulnerability via the serial number update function.. EPSS estimates a 0.46% chance of exploitation in the next 30 days.

Description

Furukawa Electric LatAm 423-41W/AC before v1.1.4 and LD421-21W before v1.3.3 were discovered to contain an HTML injection vulnerability via the serial number update function.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:H

EPSS Probability

0.46%

36.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Furukawa	423-41w\/Ac Firmware	< 1.2.0
Furukawa	Ld421-21w Firmware	< 1.5.0
Furukawa	Ld420-10r Firmware	< 1.4.0
Furukawa	Ld421-21wv Firmware	< 1.5.0

References

Timeline

Published: Jul 17, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-37386?

Furukawa Electric LatAm 423-41W/AC before v1.1.4 and LD421-21W before v1.3.3 were discovered to contain an HTML injection vulnerability via the serial number update function.

How severe is CVE-2021-37386?

CVE-2021-37386 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.46% probability of exploitation in the next 30 days.

How do I fix CVE-2021-37386?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-37386?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST