CVE-2021-45602: OS Command Injection

Published Dec 26, 2021
·
Updated

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D7800 before 1.0.1.66, EX2700 before 1.0.1.68, WN3000RPv2 before 1.0.0.90, WN3000RPv3 before 1.0.2.100, LBR1020 before 2.6.5.20, LBR20 before 2.6.5.32, R6700AX before 1.0.10.110, R7800 before 1.0.2.86, R8900 before 1.0.5.38, R9000 before 1.0.5.38, RAX10 before 1.0.10.110, RAX120v1 before 1.2.3.28, RAX120v2 before 1.2.3.28, RAX70 before 1.0.10.110, RAX78 before 1.0.10.110, XR450 before 2.3.2.130, XR500 before 2.3.2.130, and XR700 before 1.0.1.46.

Affected Software

72 affected components
Netgear D7800 Firmware<1.0.1.66
Netgear D7800
Netgear Ex2700 Firmware<1.0.1.68
Netgear EX2700
Netgear Wn3000rpv2 Firmware<1.0.0.90
Netgear WN3000RPv2
Netgear Wn3000rpv3 Firmware<1.0.2.100
Netgear WN3000RPv3
Netgear Lbr1020 Firmware<2.6.5.20
Netgear LBR1020
Netgear Lbr20 Firmware<2.6.5.32
Netgear LBR20
Netgear R6700ax Firmware<1.0.10.110
Netgear R6700AX
Netgear R7800 firmware<1.0.2.86
Netgear R7800
Netgear R8900 Firmware<1.0.5.38
Netgear R8900
Netgear R9000 Firmware<1.0.5.38
Netgear R9000
Netgear Rax10 Firmware<1.0.10.110
Netgear RAX10
Netgear Rax120v1 Firmware<1.2.3.28
Netgear RAX120v1
Netgear Rax120v2 Firmware<1.2.3.28
Netgear RAX120v2
Netgear Rax70 Firmware<1.0.10.110
Netgear RAX70
Netgear Rax78 Firmware<1.0.10.110
Netgear RAX78
Netgear Xr450 Firmware<2.3.2.130
Netgear XR450
Netgear Xr500 Firmware<2.3.2.130
Netgear XR500
Netgear Xr700 Firmware<1.0.1.46
Netgear XR700
All of the following
Netgear D7800 Firmware<1.0.1.66
Netgear D7800
All of the following
Netgear Ex2700 Firmware<1.0.1.68
Netgear EX2700
All of the following
Netgear Wn3000rpv2 Firmware<1.0.0.90
Netgear WN3000RPv2
All of the following
Netgear Wn3000rpv3 Firmware<1.0.2.100
Netgear WN3000RPv3
All of the following
Netgear Lbr1020 Firmware<2.6.5.20
Netgear LBR1020
All of the following
Netgear Lbr20 Firmware<2.6.5.32
Netgear LBR20
All of the following
Netgear R6700ax Firmware<1.0.10.110
Netgear R6700AX
All of the following
Netgear R7800 firmware<1.0.2.86
Netgear R7800
All of the following
Netgear R8900 Firmware<1.0.5.38
Netgear R8900
All of the following
Netgear R9000 Firmware<1.0.5.38
Netgear R9000
All of the following
Netgear Rax10 Firmware<1.0.10.110
Netgear RAX10
All of the following
Netgear Rax120v1 Firmware<1.2.3.28
Netgear RAX120v1
All of the following
Netgear Rax120v2 Firmware<1.2.3.28
Netgear RAX120v2
All of the following
Netgear Rax70 Firmware<1.0.10.110
Netgear RAX70
All of the following
Netgear Rax78 Firmware<1.0.10.110
Netgear RAX78
All of the following
Netgear Xr450 Firmware<2.3.2.130
Netgear XR450
All of the following
Netgear Xr500 Firmware<2.3.2.130
Netgear XR500
All of the following
Netgear Xr700 Firmware<1.0.1.46
Netgear XR700

Event History

Dec 26, 2021
CVE Published
via MITRE·12:38 AM
Data Sourced
via MITRE·12:38 AM
DescriptionSeverity
Data Sourced
via NVD·01:15 AM
RemedyDescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

How does CVE-2021-45602 affect certain NETGEAR devices?

Certain NETGEAR devices are affected by command injection by an authenticated user.

2

Which NETGEAR devices are affected by CVE-2021-45602?

The affected NETGEAR devices include D7800, EX2700, WN3000RPv2, WN3000RPv3, LBR1020, LBR20, R6700AX, R7800, R8900, R9000, Rax10, Rax120v1, Rax120v2, Rax70, Rax78, XR450, XR500, and XR700 models.

3

What is the severity level of CVE-2021-45602?

The severity level of CVE-2021-45602 is high, with a CVSS score of 7.8.

4

How can I fix the vulnerability in my NETGEAR device?

Update your NETGEAR device firmware to the latest version provided by NETGEAR.

5

Where can I find more information about CVE-2021-45602?

You can find more information about CVE-2021-45602 in the references provided: [Reference 1](https://immersivelabs.com/resources/blog/netgear-vulnerabilities-could-put-small-business-routers-at-risk/) and [Reference 2](https://kb.netgear.com/000064407/Security-Advisory-for-Post-Authentication-Command-Injection-Sensitive-Information-Disclosure-on-Multiple-Products-PSV-2021-0169-PSV-2021-0171).

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