CVE-2018-21118 Auth bypass in n/a

High 8.8 Published 22 Apr 2020 Updated 5 Aug 2024

Attackers can bypass authentication on NETGEAR XR500 routers, gaining unauthorized access to the device interface.

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-2018-21118?

CVE-2018-21118 is a high-severity authentication bypass vulnerability in Netgear Xr500 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

NETGEAR XR500 devices before 2.3.2.32 are affected by authentication bypass.

Weakness: CWE-287

Which versions are affected by CVE-2018-21118?

It affects 1 product.

Products include Netgear Xr500 Firmware.

How do I fix CVE-2018-21118?

No fix has been published for CVE-2018-21118 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-2018-21118 being exploited?

There is no known exploitation of CVE-2018-21118 in the wild and no public exploit code.

All Netgear Xr500 Firmware vulnerabilities

Sources

Also known as GHSA-qr3r-xgjr-g75m.