CVE-2024-40086

A Buffer Overflow vulnerability in the local_app_set_router_wifi_SSID_PWD function of Vilo 5 Mesh WiFi System <= 5.16.1.33 allows remote, unauthenticated…

Critical · published October 21, 2024

CVSS v3.1
9.6
EPSS
1%
Percentile
48.7
In the wild
Unconfirmed
What it is

🔥 Just a single oversized password is all it takes! The Vilo 5 Mesh WiFi System versions up to 5.16.1.33 have a buffer overflow vulnerability that lets remote attackers execute any code they want — no credentials needed! Think of this like a restaurant that allows customers to order an unlimited amount of extra toppings on their pizza. If they don’t set a limit, someone could request so many that it topples the whole kitchen, causing chaos instead of delicious slices! An attacker could potentially take complete control of your WiFi system, reading sensitive data, launching further attacks, or even turning your network into a bot for nefarious purposes. This is absolutely devastating for your home network security!

Put simply

Think of this like a restaurant that allows customers to order an unlimited amount of extra toppings on their pizza. If they don’t set a limit, someone could request so many that it topples the whole kitchen, causing chaos instead of delicious slices! This buffer overflow vulnerability in the local_app_set_router_wifi_SSID_PWD function allows attackers to send a password that exceeds 64 bytes, leading to arbitrary code execution within the Vilo device.

What to do

An attacker could potentially take complete control of your WiFi system, reading sensitive data, launching further attacks, or even turning your network into a bot for nefarious purposes. This is absolutely devastating for your home network security! Upgrade your Vilo 5 Mesh WiFi System to the latest version immediately to patch this vulnerability. Additionally, review your network configurations and consider implementing network access controls to mitigate potential risks. You've got this! Follow these steps to secure your network and ensure your WiFi stays a safe place. 🛡️

The record
Technical detail
CVSS v3.1
9.6 · CRITICAL
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00612 · 48.7th percentile
Published
2024-10-21T00:00Z
EPSS history
Timeline
  • 21 OCT 00:00Z
    A Buffer Overflow vulnerability in the local_app_set_router_wifi_SSID_PWD function of Vilo 5 Mesh WiFi System <= 5.16.1.33 allows remote, unauthenticated…
    cvelistv5