CVE-2021-45626

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker

Critical · published December 26, 2021

CVSS v3.1
9.6
EPSS
1%
Percentile
55.1
In the wild
Unconfirmed
What it is

🚨 A command injection vulnerability is lurking in various NETGEAR devices, allowing unauthenticated attackers to execute commands directly! 🔥 Think of it as a sneaky delivery driver who can access your home and make changes without ever ringing your doorbell — completely unauthorized and disastrous! An attacker could exploit this vulnerability to take full control of your device, potentially compromising your entire network. This could allow them to change settings, intercept data, or even launch further attacks on connected devices. The consequences of this breach could be absolutely devastating!

Put simply

Think of it as a sneaky delivery driver who can access your home and make changes without ever ringing your doorbell — completely unauthorized and disastrous! This command injection vulnerability allows attackers to send specially crafted requests to vulnerable NETGEAR devices, resulting in arbitrary command execution without needing to authenticate first.

What to do

An attacker could exploit this vulnerability to take full control of your device, potentially compromising your entire network. This could allow them to change settings, intercept data, or even launch further attacks on connected devices. The consequences of this breach could be absolutely devastating! To secure your NETGEAR devices, immediately update to firmware version 2.6.1.36 or higher, depending on the model. Make sure to check for updates regularly and consider implementing network segmentation to protect sensitive devices. You've got this! Keep your devices secure with these updates and you'll be a security hero in no time! 🛡️

The record
Technical detail
CVSS v3.1
9.6 · CRITICAL
Vector
CVSS:3.1/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:C/UI:N
CVSS v4.0
Not supplied
EPSS
0.00770 · 55.1th percentile
Published
2021-12-26T00:34Z
EPSS history
Timeline
  • 26 DEC 00:34Z
    Certain NETGEAR devices are affected by command injection by an unauthenticated attacker
    cvelistv5