What is CVE-2021-45628?

CVE-2021-45628 is a vulnerability that allows command injection by an unauthenticated attacker on certain NETGEAR devices.

Which devices are affected by CVE-2021-45628?

CBR40 before 2.5.0.24, CBR750 before 3.2.18.2, RBK752 before 3.2.17.12, RBR750 before 3.2.17.12, RBS750 before 3.2.17.12, RBK852 before 3.2.17.12, RBR850 before 3.2.17.12, RBS850 before 3.2.17.12.

How severe is CVE-2021-45628?

CVE-2021-45628 has a severity rating of 8.8 (critical).

How can I fix CVE-2021-45628?

To fix CVE-2021-45628, update your NETGEAR device to the specified firmware versions indicated in the advisory.

Where can I find more information about CVE-2021-45628?

You can find more information about CVE-2021-45628 in the Netgear Security Advisory.

Vulnerability/
CVE-2021-45628

critical

9.6

CWE

26/12/2021

5/1/2022

CVE-2021-45628: Command Injection

First published: Sun Dec 26 2021(Updated: )

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Netgear Cbr40 Firmware	<2.5.0.24
Netgear Cbr40
Netgear Cbr750 Firmware	<3.2.18.2
Netgear Cbr750
Netgear Rbk752 Firmware	<3.2.17.12
Netgear Rbk752
Netgear Rbr750 Firmware	<3.2.17.12
Netgear Rbr750
Netgear Rbs750 Firmware	<3.2.17.12
Netgear Rbs750
Netgear Rbk852 Firmware	<3.2.17.12
Netgear Rbk852
Netgear Rbr850 Firmware	<3.2.17.12
NETGEAR RBR850
Netgear Rbs850 Firmware	<3.2.17.12
Netgear Rbs850
Netgear Rbs40v Firmware	<2.6.2.4
Netgear Rbs40v Firmware	=2.6.2.4
Netgear Rbs40v
Netgear Rbw30 Firmware	<2.6.2.2
Netgear Rbw30

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Reference Links

https://kb.netgear.com/000064125/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-WiFi-Systems-PSV-2020-0472

Frequently Asked Questions

What is CVE-2021-45628?
CVE-2021-45628 is a vulnerability that allows command injection by an unauthenticated attacker on certain NETGEAR devices.
Which devices are affected by CVE-2021-45628?
CBR40 before 2.5.0.24, CBR750 before 3.2.18.2, RBK752 before 3.2.17.12, RBR750 before 3.2.17.12, RBS750 before 3.2.17.12, RBK852 before 3.2.17.12, RBR850 before 3.2.17.12, RBS850 before 3.2.17.12.
How severe is CVE-2021-45628?
CVE-2021-45628 has a severity rating of 8.8 (critical).
How can I fix CVE-2021-45628?
To fix CVE-2021-45628, update your NETGEAR device to the specified firmware versions indicated in the advisory.
Where can I find more information about CVE-2021-45628?
You can find more information about CVE-2021-45628 in the Netgear Security Advisory.

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