What is CVE-2019-20684?

CVE-2019-20684 is a vulnerability affecting certain NETGEAR devices that allows an unauthenticated attacker to exploit a stack-based buffer overflow.

Which NETGEAR devices are affected by CVE-2019-20684?

NETGEAR devices D3600, D6000, D6200, D7000, JR6150, PR2000, R6020, and R6050 are affected by CVE-2019-20684.

How severe is CVE-2019-20684?

CVE-2019-20684 has a severity rating of 8.8, indicating a high severity level.

How do I fix CVE-2019-20684?

To mitigate CVE-2019-20684, update the firmware of the affected NETGEAR devices to the recommended versions mentioned in the security advisory.

Where can I find more information about CVE-2019-20684?

You can find more information about CVE-2019-20684 in the security advisory provided by NETGEAR.

Vulnerability/
CVE-2019-20684

high

8.8

CWE

787 119

16/4/2020

21/4/2020

CVE-2019-20684: Buffer Overflow

First published: Thu Apr 16 2020(Updated: )

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.75, D6000 before 1.0.0.75, D6200 before 1.1.00.32, D7000 before 1.0.1.68, JR6150 before 1.0.1.18, PR2000 before 1.0.0.28, R6020 before 1.0.0.38, R6050 before 1.0.1.18, R6080 before 1.0.0.38, R6120 before 1.0.0.46, R6220 before 1.1.0.80, R6260 before 1.1.0.40, R6700v2 before 1.2.0.36, R6800 before 1.2.0.36, R6900v2 before 1.2.0.36, WNR2020 before 1.1.0.62, and XR500 before 2.3.2.32.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Netgear D3600 Firmware	<1.0.0.75
NETGEAR D3600
Netgear D6000 Firmware	<1.0.0.75
Netgear D6000
Netgear D6200 Firmware	<1.1.00.32
Netgear D6200
Netgear D7000 Firmware	<1.0.1.68
NETGEAR D7000
Netgear Jr6150 Firmware	<1.0.1.18
Netgear Jr6150
Netgear Pr2000 Firmware	<1.0.0.28
Netgear Pr2000
Netgear R6020 Firmware	<1.0.0.38
NETGEAR R6020
Netgear R6050 Firmware	<1.0.1.18
Netgear R6050
Netgear R6080 Firmware	<1.0.0.38
Netgear R6080
Netgear R6120 Firmware	<1.0.0.46
NETGEAR R6120
Netgear R6220 Firmware	<1.1.0.80
NETGEAR R6220
Netgear R6260 Firmware	<1.1.0.40
NETGEAR R6260
Netgear R6700 Firmware	<1.2.0.36
NETGEAR R6700	=v2
Netgear R6800 Firmware	<1.2.0.36
Netgear R6800
Netgear R6900 Firmware	<1.2.0.36
Netgear R6900	=v2
Netgear Wnr2020 Firmware	<1.1.0.62
Netgear Wnr2020
Netgear Xr500 Firmware	<2.3.2.32
NETGEAR XR500

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Reference Links

https://kb.netgear.com/000061455/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-and-Gateways-PSV-2018-0297

Frequently Asked Questions

What is CVE-2019-20684?
CVE-2019-20684 is a vulnerability affecting certain NETGEAR devices that allows an unauthenticated attacker to exploit a stack-based buffer overflow.
Which NETGEAR devices are affected by CVE-2019-20684?
NETGEAR devices D3600, D6000, D6200, D7000, JR6150, PR2000, R6020, and R6050 are affected by CVE-2019-20684.
How severe is CVE-2019-20684?
CVE-2019-20684 has a severity rating of 8.8, indicating a high severity level.
How do I fix CVE-2019-20684?
To mitigate CVE-2019-20684, update the firmware of the affected NETGEAR devices to the recommended versions mentioned in the security advisory.
Where can I find more information about CVE-2019-20684?
You can find more information about CVE-2019-20684 in the security advisory provided by NETGEAR.