What is the vulnerability ID?

The vulnerability ID is CVE-2021-45555.

Which devices are affected by this vulnerability?

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

How severe is CVE-2021-45555?

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

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.

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.

Vulnerability/
CVE-2021-45555

high

8.4

CWE

26/12/2021

21/11/2024

CVE-2021-45555: Command Injection

First published: Sun 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.

Credit: cve@mitre.org cve@mitre.org

Affected Software	Affected Version	How to fix
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
All of
Netgear R7900p Firmware	<1.4.2.84
Netgear R7900p
All of
Netgear R7960p Firmware	<1.4.2.84
Netgear R7960p
All of
Netgear R8000p Firmware	<1.4.2.84
Netgear R8000p

Remedy

https://kb.netgear.com/000064497/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-PSV-2020-0480

Never miss a vulnerability like this again

Reference Links

https://kb.netgear.com/000064497/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-PSV-2020-0480

Frequently Asked Questions

What is the vulnerability ID?
The vulnerability ID is CVE-2021-45555.
Which devices are affected by this vulnerability?
This vulnerability affects NETGEAR devices R7900P, R7960P, and R8000P with firmware versions before 1.4.2.84.
How severe is CVE-2021-45555?
The severity rating for CVE-2021-45555 is high, with a CVSS score of 6.8.
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.
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.

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collector/nvd-api
source/NVD
agent/software-canonical-lookup
agent/last-modified-date
agent/author
agent/softwarecombine
agent/tags
agent/event
vendor/netgear
canonical/netgear r7900p firmware
canonical/netgear r7900p
canonical/netgear r7960p firmware
canonical/netgear r7960p
canonical/netgear r8000p firmware
canonical/netgear r8000p

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