CVE-2021-45555: Command Injection

Published Dec 26, 2021
·
Updated

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R7900P before 1.4.2.84, R7960P before 1.4.2.84, and R8000P before 1.4.2.84.

Affected Software

12 affected components
All of the following
Netgear R7900p Firmware<1.4.2.84
Netgear R7900P
All of the following
Netgear R7960p Firmware<1.4.2.84
Netgear R7960P
All of the following
Netgear R8000p Firmware<1.4.2.84
Netgear R8000P
Netgear R7900p Firmware<1.4.2.84
Netgear R7900P
Netgear R7960p Firmware<1.4.2.84
Netgear R7960P
Netgear R8000p Firmware<1.4.2.84
Netgear R8000P

Event History

Dec 26, 2021
CVE Published
via MITRE·12:51 AM
Data Sourced
via MITRE·12:51 AM
DescriptionSeverity
Data Sourced
via NVD·01:15 AM
RemedyDescriptionSeverityWeaknessAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the vulnerability ID?

The vulnerability ID is CVE-2021-45555.

2

Which devices are affected by this vulnerability?

This vulnerability affects NETGEAR devices R7900P, R7960P, and R8000P with firmware versions before 1.4.2.84.

3

How severe is CVE-2021-45555?

The severity rating for CVE-2021-45555 is high, with a CVSS score of 6.8.

4

What is the impact of this vulnerability?

An authenticated user can perform command injection, potentially allowing them to execute arbitrary commands on the affected devices.

5

How can I fix the vulnerability?

To fix the vulnerability, update the firmware of the affected devices to version 1.4.2.84 or above.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203