CVE-2021-38476

Name: CVE-2021-38476
Creator: NVD / NIST
Published: 2021-10-19T13:15:11.23+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.74%

Last modified Jun 17, 2026

CVE-2021-38476 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. InHand Networks IR615 Router's Versions 2.3.0.r4724 and 2.3.0.r4870 authentication process response indicates and validates the existence of a username. This may allow an attacker to enumerate different user accounts.. EPSS estimates a 0.74% chance of exploitation in the next 30 days.

Description

InHand Networks IR615 Router's Versions 2.3.0.r4724 and 2.3.0.r4870 authentication process response indicates and validates the existence of a username. This may allow an attacker to enumerate different user accounts.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

0.74%

49.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Inhandnetworks	Ir615 Firmware	2.3.0.r4724
Inhandnetworks	Ir615 Firmware	2.3.0.r4870

References

https://us-cert.cisa.gov/ics/advisories/icsa-21-280-05Third Party Advisory, US Government Resource
https://us-cert.cisa.gov/ics/advisories/icsa-21-280-05Third Party Advisory, US Government Resource

Timeline

Published: Oct 19, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-38476?

How severe is CVE-2021-38476?

CVE-2021-38476 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.74% probability of exploitation in the next 30 days.

How do I fix CVE-2021-38476?

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-2021-38476?

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

Scan your code now

Source: NVD / NIST