CVE-2021-45632

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
57.2
In the wild
Unconfirmed
What it is

🚨 Command injection is knocking at the door of certain NETGEAR devices! An unauthenticated attacker can exploit this flaw before you even hit the "Connect" button. 🔥 Think of it like a restaurant where anyone can walk in and start changing the menu without the chef knowing — total chaos for the customers and the kitchen! An attacker could gain unauthorized access to execute commands on your devices, potentially leading to a complete takeover of your network. Imagine a rogue chef reprogramming the kitchen, altering orders, or even sabotaging your meals — it's absolutely devastating!

Put simply

Think of it like a restaurant where anyone can walk in and start changing the menu without the chef knowing — total chaos for the customers and the kitchen! This command injection vulnerability allows attackers to send malicious commands to NETGEAR devices without authentication, affecting several models running versions prior to the fixed updates.

What to do

An attacker could gain unauthorized access to execute commands on your devices, potentially leading to a complete takeover of your network. Imagine a rogue chef reprogramming the kitchen, altering orders, or even sabotaging your meals — it's absolutely devastating! Update affected NETGEAR devices (CBR750 to 4.6.3.6, RBK752/RBR750/RBS750/RBK852/RBR850/RBS850 to 3.2.17.12) immediately. Ensure to also review your network security policies to bolster defenses against unauthorized access. You've got this! By taking these steps, you're one step closer to solidifying your security fortress. 🛡️

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
0.00832 · 57.2th percentile
Published
2021-12-26T00:32Z
EPSS history
Timeline
  • 26 DEC 00:32Z
    Certain NETGEAR devices are affected by command injection by an unauthenticated attacker
    cvelistv5