CVE-2024-39791CWE-121

Vonets WiFi Bridges Stack-based Buffer Overflow

Critical · published August 8, 2024

CVSS v4.0
10.0
EPSS
1%
Percentile
65.8
In the wild
Unconfirmed
What it is

🚨 An unauthenticated remote attacker can execute arbitrary code thanks to a stack-based buffer overflow in Vonets industrial Wi-Fi devices! Think of this vulnerability like a faulty security gate that opens whenever someone pushes on it, allowing intruders to stroll right in without a pass. With the wrong input, an attacker can overflow the buffer, causing the device to execute their command instead of the intended ones. This is absolutely devastating! An attacker could take full control of the affected Wi-Fi bridge relays and repeaters, leading to unauthorized access to your network. Imagine the chaos if someone orchestrates malicious actions from your own infrastructure – it’s a hacker's playground!

Put simply

Think of this vulnerability like a faulty security gate that opens whenever someone pushes on it, allowing intruders to stroll right in without a pass. With the wrong input, an attacker can overflow the buffer, causing the device to execute their command instead of the intended ones. The vulnerability allows attackers to exploit a stack-based buffer overflow in Vonets devices running software versions 3.3.23.6.9 and earlier, enabling arbitrary code execution without any authentication required.

What to do

This is absolutely devastating! An attacker could take full control of the affected Wi-Fi bridge relays and repeaters, leading to unauthorized access to your network. Imagine the chaos if someone orchestrates malicious actions from your own infrastructure – it’s a hacker's playground! Patch your devices immediately by updating to the latest software version. Ensure that all network configurations follow security best practices to minimize exposure. It's also a great idea to audit device logs for any suspicious activity post-update. You've got this! With these steps, you'll lock down your devices and keep your network safe and sound! 🛡️

The record
Technical detail
CVSS v4.0
10.0 · CRITICAL
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
EPSS
0.01114 · 65.8th percentile
Weakness
CWE-121 · Stack-based Buffer Overflow
Published
2024-08-08T19:36Z
EPSS history
Timeline
  • 08 AUG 19:36Z
    Vonets WiFi Bridges Stack-based Buffer Overflow
    cvelistv5