CVE-2023-34563

netgear R6250 Firmware Version 1.0.4.48 is vulnerable to Buffer Overflow after authentication

Critical · published June 20, 2023

CVSS v3.1
9.8
EPSS
14%
Percentile
96.5
In the wild
Unconfirmed
What it is

🔥 A sneaky buffer overflow vulnerability lurks in Netgear R6250 Firmware Version 1.0.4.48, allowing attackers to exploit it after authentication! Think of it like a restaurant where the chef accidentally leaves the oven on too high. If someone gets into the kitchen, they can turn the heat up even more, potentially causing a catastrophic fire while everyone else is dining safely in the main area. This means that once an attacker gains access, they could manipulate the device in devastating ways—leading to unauthorized control, data leakage, or even a full system crash! The severity is high, and you definitely want to avoid a kitchen fire in your network!

Put simply

Think of it like a restaurant where the chef accidentally leaves the oven on too high. If someone gets into the kitchen, they can turn the heat up even more, potentially causing a catastrophic fire while everyone else is dining safely in the main area. The buffer overflow vulnerability allows authenticated users to send specially crafted data that can overwrite memory, leading to unexpected behavior and possible remote code execution on the device.

What to do

This means that once an attacker gains access, they could manipulate the device in devastating ways—leading to unauthorized control, data leakage, or even a full system crash! The severity is high, and you definitely want to avoid a kitchen fire in your network! Update the firmware immediately to the latest version available from Netgear. Regularly check for updates and consider implementing strong network security measures to restrict unauthorized access. Don’t wait—act now to patch this critical vulnerability! You've got this! Secure your router and keep your network safe! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.13746 · 96.5th percentile
Published
2023-06-20T00:00Z
EPSS history
Timeline
  • 20 JUN 00:00Z
    netgear R6250 Firmware Version 1.0.4.48 is vulnerable to Buffer Overflow after authentication
    cvelistv5