CVE-2019-20717 Denial of service in n/a

Medium 4.3 Published Updated

Attackers can cause denial of service on various NETGEAR routers and extenders by exploiting a vulnerability in the firmware.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-20717?

CVE-2019-20717 is a medium-severity denial of service vulnerability in Netgear D3600 Firmware, published on 16 Apr 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Certain NETGEAR devices are affected by denial of service. This affects D3600 before 1.0.0.75, D6000 before 1.0.0.75, D7800 before 1.0.1.44, EX2700 before 1.0.1.52, EX6200v2 before 1.0.1.74, EX8000 before 1.0.1.180, R7500v2 before 1.0.3.38, R7800 before 1.0.2.58, RBK20 before 2.3.0.28, RBR20 before 2.3.0.28, RBS20 before 2.3.0.28, RBK50 before 2.3.0.32, RBR50 before 2.3.0.32, RBS50 before 2.3.0.32, RBS40 before 2.3.0.28, SRK60 before 2.2.1.210, SRR60 before 2.2.1.210, SRS60 before 2.2.1.210, WN2000RPTv3 before 1.0.1.34, WN3000RPv2 before 1.0.0.68, WN3000RPv3 before 1.0.2.70, WN3100RPv2 before 1.0.0.60, WNDR4300v2 before 1.0.0.58, and WNDR4500v3 before 1.0.0.58.

Which versions are affected by CVE-2019-20717?

It affects 23 products.

Products include Netgear D3600 Firmware, Netgear D6000 Firmware, Netgear D7800 Firmware, Netgear Ex2700 Firmware, Netgear Ex6200 Firmware, Netgear Ex8000 Firmware and 17 more.

How do I fix CVE-2019-20717?

No fix has been published for CVE-2019-20717 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2019-20717 being exploited?

There is no known exploitation of CVE-2019-20717 in the wild and no public exploit code.

All Netgear D3600 Firmware vulnerabilities

Sources

Also known as GHSA-g4ph-3r63-c5p9.

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