CVE-2021-38516

Certain NETGEAR devices are affected by lack of access control at the function level

Critical · published August 11, 2021

CVSS v3.1
10.0
EPSS
1%
Percentile
71.1
In the wild
Unconfirmed
What it is

🚨 A lack of access control in certain NETGEAR devices means anyone could potentially take control without breaking a sweat! 🔥 Think of it as a restaurant where the staff can wander into the kitchen without any checks, so anyone could change the menu or even tamper with the food. This vulnerability lets unauthorized users access sensitive functions and settings without the proper authorization! An attacker could exploit this critical vulnerability to gain unauthorized access to sensitive device configurations, compromise network security, or even disrupt your internet services entirely. The risks are massive — imagine someone hijacking your Wi-Fi and using it for malicious purposes!

Put simply

Think of it as a restaurant where the staff can wander into the kitchen without any checks, so anyone could change the menu or even tamper with the food. This vulnerability lets unauthorized users access sensitive functions and settings without the proper authorization! This vulnerability arises from insufficient access control at the function level across several NETGEAR devices, allowing unauthorized users to access sensitive areas of the device's interface that should be protected.

What to do

An attacker could exploit this critical vulnerability to gain unauthorized access to sensitive device configurations, compromise network security, or even disrupt your internet services entirely. The risks are massive — imagine someone hijacking your Wi-Fi and using it for malicious purposes! To safeguard your network, update affected devices to the latest firmware versions: for example, D6220 users should patch to 1.0.0.48 or later. Check the specific version numbers for each device to ensure you're protected! 🛡️ You've got this! Staying proactive with updates will help keep your network safe and secure! ⚡️💪

The record
Technical detail
CVSS v3.1
10.0 · CRITICAL
Vector
CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:N/S:C/UI:N
CVSS v4.0
Not supplied
EPSS
0.01338 · 71.1th percentile
Published
2021-08-11T00:03Z
EPSS history
Timeline
  • 11 AUG 00:03Z
    Certain NETGEAR devices are affected by lack of access control at the function level
    cvelistv5