CVE-2021-45501

Certain NETGEAR devices are affected by authentication bypass

Critical · published December 26, 2021

CVSS v3.1
9.4
EPSS
2%
Percentile
80.7
In the wild
Unconfirmed
What it is

🚨 An authentication bypass in certain NETGEAR devices means attackers could access your network without breaking a sweat! ⚡️ Think of it like a hotel where anyone can walk in and use the guest pool without a keycard — no security checks, just a free pass! This could lead to unauthorized access to your network, allowing intruders to snoop on your traffic, modify settings, or even commandeer connected devices. Imagine an intruder setting off your smart home alarms or accessing confidential files without you knowing — absolutely devastating!

Put simply

Think of it like a hotel where anyone can walk in and use the guest pool without a keycard — no security checks, just a free pass! This vulnerability allows an attacker to bypass authentication mechanisms on multiple NETGEAR routers and modems, exposing them to unauthorized access. Specifically, the flaw exists in certain firmware versions prior to 1.1.0.84 for various models, meaning users could be vulnerable without even realizing it.

What to do

This could lead to unauthorized access to your network, allowing intruders to snoop on your traffic, modify settings, or even commandeer connected devices. Imagine an intruder setting off your smart home alarms or accessing confidential files without you knowing — absolutely devastating! Upgrade your NETGEAR device firmware to the latest version immediately. For affected models, ensure you apply patches at least to versions 1.1.0.84 (AC2400, AC2600, R6260 series, etc.) and 1.0.1.82 (D7000) or later. It's crucial to regularly check for firmware updates to maintain security! You've got this! By acting quickly, you can secure your devices and keep your network safe! 🛡️

The record
Technical detail
CVSS v3.1
9.4 · CRITICAL
Vector
CVSS:3.1/AC:L/AV:N/A:L/C:H/I:H/PR:N/S:U/UI:N
CVSS v4.0
Not supplied
EPSS
0.02010 · 80.7th percentile
Published
2021-12-26T01:03Z
EPSS history
Timeline
  • 26 DEC 01:03Z
    Certain NETGEAR devices are affected by authentication bypass
    cvelistv5