CVE-2021-45619

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

Critical · published December 26, 2021

CVSS v3.1
9.6
EPSS
3%
Percentile
85.1
In the wild
Unconfirmed
What it is

🚨 An unauthenticated attacker can execute commands on certain NETGEAR devices with just a sneaky request — that's an open door for trouble! 🔥 Think of it like a restaurant staff that doesn't check who placed an order. Anyone can walk in, shout their demands, and get whatever they want, no questions asked! That's how this command injection vulnerability works — it allows attackers to make unsanctioned requests to your device. An attacker could potentially gain full control of the device, allowing them to intercept data, change configurations, or even bring the device down — absolutely devastating for your network security! If your devices are on this list and have not been patched, it’s like leaving your front door wide open for unwanted guests!

Put simply

Think of it like a restaurant staff that doesn't check who placed an order. Anyone can walk in, shout their demands, and get whatever they want, no questions asked! That's how this command injection vulnerability works — it allows attackers to make unsanctioned requests to your device. This vulnerability allows an unauthenticated remote attacker to inject and execute arbitrary commands on the affected NETGEAR devices due to inadequate input validation in command handling.

What to do

An attacker could potentially gain full control of the device, allowing them to intercept data, change configurations, or even bring the device down — absolutely devastating for your network security! If your devices are on this list and have not been patched, it’s like leaving your front door wide open for unwanted guests! Update your affected NETGEAR devices to the latest firmware versions listed in the CVE description. Ensure you regularly check for firmware updates to mitigate such vulnerabilities in the future. Do this today! You've got this! Secure your network and enjoy peace of mind. 🛡️

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
0.02588 · 85.1th percentile
Published
2021-12-26T00:35Z
EPSS history
Timeline
  • 26 DEC 00:35Z
    Certain NETGEAR devices are affected by command injection by an unauthenticated attacker
    cvelistv5