CVE-2024-39357CWE-121

A stack-based buffer overflow vulnerability exists in the wireless.cgi SetName() functionality of Wavlink AC3000 M33A8.V5030.210505

Critical · published January 14, 2025

CVSS v3.1
9.1
EPSS
2%
Percentile
84.4
In the wild
Unconfirmed
What it is

🔥 A stack-based buffer overflow in Wavlink's AC3000 could let attackers execute arbitrary commands—like handing over the keys to your network without breaking a sweat! 😱 Think of it like a restaurant where the chef can serve any dish simply by saying the name. If the kitchen accepts any order without checking the menu, the wrong person could end up with full control over the kitchen operations! An attacker with authenticated access could exploit this vulnerability to run any commands on the device. This could lead to complete system compromise, allowing attackers to manipulate network settings or deploy malicious software. It’s a security nightmare!

Put simply

Think of it like a restaurant where the chef can serve any dish simply by saying the name. If the kitchen accepts any order without checking the menu, the wrong person could end up with full control over the kitchen operations! This vulnerability in the wireless.cgi SetName() functionality allows for a stack-based buffer overflow, enabling attackers to execute arbitrary commands through a specially crafted HTTP request once they are authenticated.

What to do

An attacker with authenticated access could exploit this vulnerability to run any commands on the device. This could lead to complete system compromise, allowing attackers to manipulate network settings or deploy malicious software. It’s a security nightmare! Patch to version V5030.210505.210606 or higher immediately. Ensure robust authentication mechanisms are in place and audit any HTTP requests targeting this functionality to mitigate risks. Don't let those kitchen orders run wild! You've got this! By following these steps, you'll secure your network and maintain your hero status. 🛡️

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.02472 · 84.4th percentile
Weakness
CWE-121 · Stack-based Buffer Overflow
Published
2025-01-14T14:21Z
EPSS history
Timeline
  • 14 JAN 14:21Z
    A stack-based buffer overflow vulnerability exists in the wireless.cgi SetName() functionality of Wavlink AC3000 M33A8.V5030.210505
    cvelistv5