What is the severity of CVE-2021-45631?

The severity of CVE-2021-45631 is critical with a value of 8.8.

Which NETGEAR devices are affected by CVE-2021-45631?

Netgear devices CBR40, CBR750, RBK752, RBR750, RBS750, RBK852, RBR850, and RBS850 are affected by CVE-2021-45631.

How can an unauthenticated attacker exploit CVE-2021-45631?

An unauthenticated attacker can exploit CVE-2021-45631 through command injection.

What is the recommended action to fix CVE-2021-45631?

To fix CVE-2021-45631, users should update their NETGEAR devices to the specified firmware versions.

Where can I find more information about CVE-2021-45631?

More information about CVE-2021-45631 can be found in the Netgear Security Advisory located at the provided reference link.

Vulnerability/
CVE-2021-45631

critical

9.6

CWE

26/12/2021

5/1/2022

CVE-2021-45631: 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	<4.6.3.6
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

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Reference Links

https://kb.netgear.com/000064136/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-WiFi-Systems-PSV-2020-0504

Frequently Asked Questions

What is the severity of CVE-2021-45631?
The severity of CVE-2021-45631 is critical with a value of 8.8.
Which NETGEAR devices are affected by CVE-2021-45631?
Netgear devices CBR40, CBR750, RBK752, RBR750, RBS750, RBK852, RBR850, and RBS850 are affected by CVE-2021-45631.
How can an unauthenticated attacker exploit CVE-2021-45631?
An unauthenticated attacker can exploit CVE-2021-45631 through command injection.
What is the recommended action to fix CVE-2021-45631?
To fix CVE-2021-45631, users should update their NETGEAR devices to the specified firmware versions.
Where can I find more information about CVE-2021-45631?
More information about CVE-2021-45631 can be found in the Netgear Security Advisory located at the provided reference link.

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