CVE-2021-20167

Name: CVE-2021-20167
Creator: NVD / NIST
Published: 2021-12-30T22:15:09.457+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8/10EPSS 8.46%

Last modified Jun 17, 2026

CVE-2021-20167 is a high-severity vulnerability rated 8/10 on the CVSS scale. Netgear RAX43 version 1.0.3.96 contains a command injection vulnerability. The readycloud cgi application is vulnerable to command injection in the name parameter.. EPSS estimates a 8.46% chance of exploitation in the next 30 days.

Description

Netgear RAX43 version 1.0.3.96 contains a command injection vulnerability. The readycloud cgi application is vulnerable to command injection in the name parameter.

Metrics

CVSS 3.1

8/10

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

EPSS Probability

8.46%

94.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-77

Affected Software

Vendor	Product	Versions
Netgear	Rax43 Firmware	1.0.3.96

References

https://www.tenable.com/security/research/tra-2021-55Third Party Advisory
https://www.tenable.com/security/research/tra-2021-55Third Party Advisory

Timeline

Published: Dec 30, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-20167?

Netgear RAX43 version 1.0.3.96 contains a command injection vulnerability. The readycloud cgi application is vulnerable to command injection in the name parameter.

How severe is CVE-2021-20167?

CVE-2021-20167 has a CVSS score of 8/10 (HIGH severity). The EPSS model estimates a 8.46% probability of exploitation in the next 30 days.

How do I fix CVE-2021-20167?

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-2021-20167?

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

Scan your code now

Source: NVD / NIST