CVE-2021-38513: Critical severity Netgear Rbk852 Firmware vulnerability

Published Aug 11, 2021
·
Updated

Certain NETGEAR devices are affected by authentication bypass. This affects RBK852 before 3.2.10.11, RBR850 before 3.2.10.11, RBS850 before 3.2.10.11, CBR40 before 2.5.0.10, EAX20 before 1.0.0.48, MK62 before 1.0.6.110, MR60 before 1.0.6.110, MS60 before 1.0.6.110, RBK752 before 3.2.10.10, RBR750 before 3.2.10.10, and RBS750 before 3.2.10.10.

Affected Software

44 affected components
Netgear Rbk852 Firmware<3.2.10.11
Netgear RBK852
Netgear Rbr850 Firmware<3.2.10.11
Netgear RBR850
Netgear Rbs850 Firmware<3.2.10.11
Netgear RBS850
Netgear Cbr40 Firmware<2.5.0.10
Netgear CBR40
Netgear Eax20 Firmware<1.0.0.48
Netgear EAX20
Netgear Mk62 Firmware<1.0.6.110
Netgear MK62
Netgear Mr60 Firmware<1.0.6.110
Netgear MR60
Netgear Ms60 Firmware<1.0.6.110
Netgear MS60
Netgear Rbk752 Firmware<3.2.10.10
Netgear RBK752
Netgear RBR750 firmware<3.2.10.10
Netgear RBR750
Netgear Rbs750 Firmware<3.2.10.10
Netgear RBS750
All of the following
Netgear Rbk852 Firmware<3.2.10.11
Netgear RBK852
All of the following
Netgear Rbr850 Firmware<3.2.10.11
Netgear RBR850
All of the following
Netgear Rbs850 Firmware<3.2.10.11
Netgear RBS850
All of the following
Netgear Cbr40 Firmware<2.5.0.10
Netgear CBR40
All of the following
Netgear Eax20 Firmware<1.0.0.48
Netgear EAX20
All of the following
Netgear Mk62 Firmware<1.0.6.110
Netgear MK62
All of the following
Netgear Mr60 Firmware<1.0.6.110
Netgear MR60
All of the following
Netgear Ms60 Firmware<1.0.6.110
Netgear MS60
All of the following
Netgear Rbk752 Firmware<3.2.10.10
Netgear RBK752
All of the following
Netgear RBR750 firmware<3.2.10.10
Netgear RBR750
All of the following
Netgear Rbs750 Firmware<3.2.10.10
Netgear RBS750

Event History

Aug 11, 2021
CVE Published
via MITRE·12:03 AM
Data Sourced
via MITRE·12:03 AM
DescriptionSeverity
Data Sourced
via NVD·12:15 AM
DescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is CVE-2021-38513?

CVE-2021-38513 is a vulnerability that affects certain NETGEAR devices and allows for authentication bypass.

2

Which devices are affected by CVE-2021-38513?

RBK852 before 3.2.10.11, RBR850 before 3.2.10.11, RBS850 before 3.2.10.11, CBR40 before 2.5.0.10, EAX20 before 1.0.0.48, MK62 before 1.0.6.110, MR60 before 1.0.6.110, MS60 before 1.0.6.110, RBK752 before 3.2.10.10, RBR750 before 3.2.10.10, and RBS750 before 3.2.10.10 are all affected.

3

What is the severity of CVE-2021-38513?

The severity of CVE-2021-38513 is critical with a severity value of 9.8.

4

How can I fix CVE-2021-38513?

To fix CVE-2021-38513, update your NETGEAR device firmware to version 3.2.10.11 or higher for RBK852, RBR850, RBS850, RBK752, RBR750, and RBS750.

5

Where can I find more information about CVE-2021-38513?

You can find more information about CVE-2021-38513 on the NETGEAR security advisory page: https://kb.netgear.com/000063777/Security-Advisory-for-Authentication-Bypass-on-Some-Extenders-and-WiFi-Systems-PSV-2020-0008

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