Which devices are affected by CVE-2021-45656?

D6200 before 1.1.00.38, D7000 before 1.0.1.78, R6020 before 1.0.0.48, R6080 before 1.0.0.48, R6050 before 1.0.1.26, JR6150 before 1.0.1.26, R6120 before 1.0.0.66, R6220 before 1.1.0.100, R6230 before 1.1.0.100, R6260 before 1.1.0.78, R6800 before 1.2.0.76, R6900 before 1.2.0.76, R6700 before 1.2.0.76, R7450 before 1.2.0.76, Ac2100 before 1.2.0.76, Ac2400 before 1.2.0.76, Ac2600 before 1.2.0.76, Rbk40 before 2.5.1.16, Rbr40 before 2.5.1.16, Rbs40 before 2.5.1.16, Rbk20 before 2.5.1.16, Rbr20 before 2.5.1.16, Rbs20 before 2.5.1.16, Rbk50 before 2.5.1.16, Rbr50 before 2.5.1.16, Rbs50 before 2.5.1.16, Rbs50y before 2.6.1.40.

What is the severity of CVE-2021-45656?

The severity of CVE-2021-45656 is high, with a score of 7.8.

How can I fix CVE-2021-45656?

To fix CVE-2021-45656, you should update your NETGEAR device to the latest firmware version specified for your specific model.

Is my NETGEAR device vulnerable to CVE-2021-45656?

To check if your NETGEAR device is vulnerable to CVE-2021-45656, identify your device model and firmware version, and compare it with the affected devices list provided.

Where can I find more information about CVE-2021-45656?

You can find more information about CVE-2021-45656 in the Netgear Security Advisory for Server Side Injection on Some Routers and WiFi Systems (PSV-2019-0140).

Vulnerability/
CVE-2021-45656

high

7.8

CWE

26/12/2021

4/8/2024

CVE-2021-45656

First published: Sun Dec 26 2021(Updated: )

Certain NETGEAR devices are affected by server-side injection. This affects D6200 before 1.1.00.38, D7000 before 1.0.1.78, R6020 before 1.0.0.48, R6080 before 1.0.0.48, R6050 before 1.0.1.26, JR6150 before 1.0.1.26, R6120 before 1.0.0.66, R6220 before 1.1.0.100, R6230 before 1.1.0.100, R6260 before 1.1.0.78, R6800 before 1.2.0.76, R6900v2 before 1.2.0.76, R6700v2 before 1.2.0.76, R7450 before 1.2.0.76, AC2100 before 1.2.0.76, AC2400 before 1.2.0.76, AC2600 before 1.2.0.76, RBK40 before 2.5.1.16, RBR40 before 2.5.1.16, RBS40 before 2.5.1.16, RBK20 before 2.5.1.16, RBR20 before 2.5.1.16, RBS20 before 2.5.1.16, RBK50 before 2.5.1.16, RBR50 before 2.5.1.16, RBS50 before 2.5.1.16, and RBS50Y before 2.6.1.40.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Netgear D6200 Firmware	<1.1.00.38
Netgear D6200
Netgear D7000 Firmware	<1.0.1.78
NETGEAR D7000
Netgear R6020 Firmware	<1.0.0.48
NETGEAR R6020
Netgear R6080 Firmware	<1.0.0.48
Netgear R6080
Netgear R6050 Firmware	<1.0.1.26
Netgear R6050
Netgear Jr6150 Firmware	<1.0.1.26
Netgear Jr6150
Netgear R6120 Firmware	<1.0.0.66
NETGEAR R6120
Netgear R6220 Firmware	<1.1.0.100
NETGEAR R6220
Netgear R6230 Firmware	<1.1.0.110
Netgear R6230
Netgear R6260 Firmware	<1.1.0.78
NETGEAR R6260
Netgear R6800 Firmware	<1.2.0.76
Netgear R6800
Netgear R6900 Firmware	<1.2.0.76
Netgear R6900	=v2
Netgear R6700 Firmware	<1.2.0.76
NETGEAR R6700	=v2
Netgear R7450 Firmware	<1.2.0.76
NETGEAR R7450
Netgear Ac2100 Firmware	<1.2.0.76
Netgear Ac2100
Netgear Ac2400 Firmware	<1.2.0.76
Netgear Ac2400
Netgear Ac2600 Firmware	<1.2.0.76
Netgear Ac2600
Netgear Rbk40 Firmware	<2.5.1.16
Netgear Rbk40
Netgear Rbr40 Firmware	<2.5.1.16
Netgear Rbr40
Netgear Rbs40 Firmware	<2.5.1.16
Netgear Rbs40
Netgear Rbk20 Firmware	<2.5.1.16
Netgear Rbk20
Netgear Rbr20 Firmware	<2.5.1.16
Netgear Rbr20
Netgear Rbs20 Firmware	<2.5.1.16
Netgear Rbs20
Netgear Rbk50 Firmware	<2.5.1.16
Netgear Rbk50
Netgear Rbr50 Firmware	<2.5.1.16
Netgear Rbr50
Netgear Rbs50 Firmware	<2.5.1.16
Netgear Rbs50
Netgear Rbs50y Firmware	<2.6.1.40
Netgear Rbs50y

Remedy

https://kb.netgear.com/000064066/Security-Advisory-for-Server-Side-Injection-on-Some-Routers-and-WiFi-Systems-PSV-2019-0140

Never miss a vulnerability like this again

Reference Links

https://kb.netgear.com/000064066/Security-Advisory-for-Server-Side-Injection-on-Some-Routers-and-WiFi-Systems-PSV-2019-0140

Frequently Asked Questions

Which devices are affected by CVE-2021-45656?
D6200 before 1.1.00.38, D7000 before 1.0.1.78, R6020 before 1.0.0.48, R6080 before 1.0.0.48, R6050 before 1.0.1.26, JR6150 before 1.0.1.26, R6120 before 1.0.0.66, R6220 before 1.1.0.100, R6230 before 1.1.0.100, R6260 before 1.1.0.78, R6800 before 1.2.0.76, R6900 before 1.2.0.76, R6700 before 1.2.0.76, R7450 before 1.2.0.76, Ac2100 before 1.2.0.76, Ac2400 before 1.2.0.76, Ac2600 before 1.2.0.76, Rbk40 before 2.5.1.16, Rbr40 before 2.5.1.16, Rbs40 before 2.5.1.16, Rbk20 before 2.5.1.16, Rbr20 before 2.5.1.16, Rbs20 before 2.5.1.16, Rbk50 before 2.5.1.16, Rbr50 before 2.5.1.16, Rbs50 before 2.5.1.16, Rbs50y before 2.6.1.40.
What is the severity of CVE-2021-45656?
The severity of CVE-2021-45656 is high, with a score of 7.8.
How can I fix CVE-2021-45656?
To fix CVE-2021-45656, you should update your NETGEAR device to the latest firmware version specified for your specific model.
Is my NETGEAR device vulnerable to CVE-2021-45656?
To check if your NETGEAR device is vulnerable to CVE-2021-45656, identify your device model and firmware version, and compare it with the affected devices list provided.
Where can I find more information about CVE-2021-45656?
You can find more information about CVE-2021-45656 in the Netgear Security Advisory for Server Side Injection on Some Routers and WiFi Systems (PSV-2019-0140).