What is CVE-2021-45533?

CVE-2021-45533 is a vulnerability that allows command injection by an authenticated user on certain NETGEAR devices.

What is the severity of CVE-2021-45533?

CVE-2021-45533 has a severity of 6.8 (high).

How does CVE-2021-45533 work?

CVE-2021-45533 allows an authenticated user to inject and execute arbitrary commands on affected NETGEAR devices.

How can I fix CVE-2021-45533?

To fix CVE-2021-45533, you should update the firmware of your NETGEAR device to the latest version provided by NETGEAR.

Vulnerability/
CVE-2021-45533

high

8.4

CWE

26/12/2021

5/1/2022

CVE-2021-45533: Command Injection

Q: Which NETGEAR devices are affected by CVE-2021-45533?

CVE-2021-45533 affects the following NETGEAR devices: EX6120 before 1.0.0.66, EX6130 before 1.0.0.46, EX7000 before 1.0.1.106, EX7500 before 1.0.1.76, EX3700 before 1.0.0.94, EX3800 before 1.0.0.94, RBR850 before 4.6.3.9, RBS850 before 4.6.3.9, and RBK852 before 4.6.3.9.

First published: Sun Dec 26 2021(Updated: )

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects EX6120 before 1.0.0.66, EX6130 before 1.0.0.46, EX7000 before 1.0.1.106, EX7500 before 1.0.1.76, EX3700 before 1.0.0.94, EX3800 before 1.0.0.94, RBR850 before 4.6.3.9, RBS850 before 4.6.3.9, and RBK852 before 4.6.3.9.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Netgear Ex6120 Firmware	<1.0.0.66
Netgear Ex6120
Netgear Ex6130 Firmware	<1.0.0.46
Netgear Ex6130
Netgear Ex7000 Firmware	<1.0.1.106
NETGEAR EX7000
Netgear Ex7500 Firmware	<1.0.1.76
Netgear Ex7500
Netgear Ex3700 Firmware	<1.0.0.94
Netgear Ex3700
Netgear Ex3800 Firmware	<1.0.0.94
Netgear Ex3800
Netgear Rbr850 Firmware	<4.6.3.9
NETGEAR RBR850
Netgear Rbs850 Firmware	<4.6.3.9
Netgear Rbs850
Netgear Rbk852 Firmware	<4.6.3.9
Netgear Rbk852

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Reference Links

https://kb.netgear.com/000064458/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Extenders-and-WiFi-Systems-PSV-2020-0062

Frequently Asked Questions

What is CVE-2021-45533?
CVE-2021-45533 is a vulnerability that allows command injection by an authenticated user on certain NETGEAR devices.
Which NETGEAR devices are affected by CVE-2021-45533?
CVE-2021-45533 affects the following NETGEAR devices: EX6120 before 1.0.0.66, EX6130 before 1.0.0.46, EX7000 before 1.0.1.106, EX7500 before 1.0.1.76, EX3700 before 1.0.0.94, EX3800 before 1.0.0.94, RBR850 before 4.6.3.9, RBS850 before 4.6.3.9, and RBK852 before 4.6.3.9.
What is the severity of CVE-2021-45533?
CVE-2021-45533 has a severity of 6.8 (high).
How does CVE-2021-45533 work?
CVE-2021-45533 allows an authenticated user to inject and execute arbitrary commands on affected NETGEAR devices.
How can I fix CVE-2021-45533?
To fix CVE-2021-45533, you should update the firmware of your NETGEAR device to the latest version provided by NETGEAR.

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