CVE-2024-39367CWE-77

An os command injection vulnerability exists in the firewall.cgi iptablesWebsFilterRun() functionality of Wavlink AC3000 M33A8.V5030.210505

Critical · published January 14, 2025

CVSS v3.1
9.1
EPSS
8%
Percentile
95.0
In the wild
Unconfirmed
What it is

🚨 A crafty attacker can exploit this command injection flaw with just one authenticated HTTP request! 🔥 Think of it as a restaurant where the chef accepts any special order, even if it’s made from a customer’s wild imagination! If someone slips in a request for a secret recipe, they could end up cooking up something disastrous in the kitchen. An attacker could gain complete control over the device, executing arbitrary commands behind the scenes. This could lead to data theft, network manipulation, or even turning the device into a launching pad for further attacks — absolutely devastating!

Put simply

Think of it as a restaurant where the chef accepts any special order, even if it’s made from a customer’s wild imagination! If someone slips in a request for a secret recipe, they could end up cooking up something disastrous in the kitchen. This vulnerability in the Wavlink AC3000’s firewall.cgi allows an attacker to send a specially crafted HTTP request that can execute unintended commands on the server, leading to remote code execution.

What to do

An attacker could gain complete control over the device, executing arbitrary commands behind the scenes. This could lead to data theft, network manipulation, or even turning the device into a launching pad for further attacks — absolutely devastating! Patching the firmware to version V5030.210505.210905 is essential to close this vulnerability. Additionally, review your network firewall settings to ensure only trusted requests are processed. Don't forget to restrict access to your firewall management interface! You've got this! Take these steps and you'll be a security hero in no time! 🛡️

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
0.08481 · 95.0th percentile
Weakness
CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')
Published
2025-01-14T14:21Z
EPSS history
Timeline
  • 14 JAN 14:21Z
    An os command injection vulnerability exists in the firewall.cgi iptablesWebsFilterRun() functionality of Wavlink AC3000 M33A8.V5030.210505
    cvelistv5