CVE-2021-29078

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

Critical · published March 23, 2021

CVSS v3.1
9.6
EPSS
1%
Percentile
57.0
In the wild
Unconfirmed
What it is

🚨 A crafty command injection vulnerability lurks in unpatched NETGEAR devices, allowing unauthorized attackers to execute commands without a single login! 🔥 Think of it as a hotel with unlocked back doors; anyone can stroll in without needing a key, and once inside, they can access any room they want. This situation leaves your network wide open to unwanted guests! An attacker could execute arbitrary commands on your NETGEAR router, potentially gaining total control over your network. This means they could intercept traffic, manipulate settings, and even compromise connected devices—an absolutely devastating outcome for your security!

Put simply

Think of it as a hotel with unlocked back doors; anyone can stroll in without needing a key, and once inside, they can access any room they want. This situation leaves your network wide open to unwanted guests! This command injection flaw allows unauthenticated users to send harmful commands to NETGEAR devices running outdated firmware, specifically versions prior to 3.2.17.12 for numerous models like RBK852 and RBK853.

What to do

An attacker could execute arbitrary commands on your NETGEAR router, potentially gaining total control over your network. This means they could intercept traffic, manipulate settings, and even compromise connected devices—an absolutely devastating outcome for your security! Immediately patch your NETGEAR devices to version 3.2.17.12 or later to close this vulnerability. Regularly check for updates and consider implementing network segmentation to limit exposure. 🛡️ You've got this! Follow these steps to secure your network and keep those unwanted guests out! 💪✨

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
0.00825 · 57.0th percentile
Published
2021-03-23T06:59Z
EPSS history
Timeline
  • 23 MAR 06:59Z
    Certain NETGEAR devices are affected by command injection by an unauthenticated attacker
    cvelistv5