CVE-2019-20640: Buffer Overflow
Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.76, D6000 before 1.0.0.76, 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.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2019-20640?
CVE-2019-20640 is a vulnerability affecting certain NETGEAR devices that allows an unauthenticated attacker to perform a stack-based buffer overflow.
Which NETGEAR devices are affected by CVE-2019-20640?
The following NETGEAR devices are affected by CVE-2019-20640: D3600 before 1.0.0.76, D6000 before 1.0.0.76, 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.
What is the severity of CVE-2019-20640?
CVE-2019-20640 has a severity rating of 8.8 (high).
How can I fix CVE-2019-20640?
To fix CVE-2019-20640, it is recommended to update the firmware of the affected NETGEAR devices to the latest version provided by the manufacturer.
Where can I find more information about CVE-2019-20640?
More information about CVE-2019-20640 can be found in the following reference: https://kb.netgear.com/000061504/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-and-Gateways-PSV-2018-0304