CVE-2017-18776 Auth bypass in n/a

High 8.4 Published 22 Apr 2020 Updated 5 Aug 2024

Attackers can bypass authentication on various NETGEAR routers to gain unauthorized access to administrative interfaces.

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-2017-18776?

CVE-2017-18776 is a high-severity authentication bypass vulnerability in Netgear D6100 Firmware, published on 22 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 authentication bypass. This affects D6100 before V1.0.0.55, D7000 before V1.0.1.50, D7800 before V1.0.1.24, JNR1010v2 before 1.1.0.40, JWNR2010v5 before 1.1.0.40, R6100 before 1.0.1.12, R6220 before 1.1.0.50, R7500 before 1.0.0.108, R7500v2 before 1.0.3.10, WNDR4300v1 before 1.0.2.88, WNDR4300v2 before 1.0.0.48, WNDR4500v3 before 1.0.0.48, WNR1000v4 before 1.1.0.40, WNR2000v5 before 1.0.0.42, WNR2020 before 1.1.0.40, and WNR2050 before 1.1.0.40.

Weakness: CWE-287

Which versions are affected by CVE-2017-18776?

It affects 14 products.

Products include Netgear D6100 Firmware, Netgear D7000 Firmware, Netgear D7800 Firmware, Netgear Jnr1010 Firmware, Netgear Jwnr2010 Firmware, Netgear R6100 Firmware and 8 more.

How do I fix CVE-2017-18776?

No fix has been published for CVE-2017-18776 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2017-18776 being exploited?

There is no known exploitation of CVE-2017-18776 in the wild and no public exploit code.

All Netgear D6100 Firmware vulnerabilities

Sources

Also known as GHSA-46v9-6x8x-35pw.