CVE-2023-42495CWE-78

Dasan Networks - W-Web versions 1.22-1.27 - CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Critical · published December 13, 2023

CVSS v3.1
9.8
EPSS
1%
Percentile
73.5
In the wild
Unconfirmed
What it is

🔥 A classic case of OS Command Injection in Dasan Networks’ W-Web versions 1.22-1.27 could turn your server into a playground for attackers! Think of it like a delivery service that accepts any instruction without verifying it — an order for a pizza could end up with an angry llama showing up at your door instead. This vulnerability allows attackers to inject malicious commands, leading to chaos! An attacker could gain complete control over the system, executing any command they desire. Imagine someone walking right into your server and altering configurations, accessing sensitive data, or even taking down your entire service. The potential for damage is absolutely devastating!

Put simply

Think of it like a delivery service that accepts any instruction without verifying it — an order for a pizza could end up with an angry llama showing up at your door instead. This vulnerability allows attackers to inject malicious commands, leading to chaos! This vulnerability arises from improper sanitization of input, allowing OS command injection through user input fields in W-Web. Attackers can exploit this oversight to run arbitrary commands on the operating system level, leading to severe breaches.

What to do

An attacker could gain complete control over the system, executing any command they desire. Imagine someone walking right into your server and altering configurations, accessing sensitive data, or even taking down your entire service. The potential for damage is absolutely devastating! Immediately update W-Web to the latest version to patch this vulnerability. Ensure that input validation mechanisms are in place to properly neutralize any special characters. Consider a thorough security audit of your systems to check for similar issues. You've got this! By taking swift action, you’ll be well on your way to securing your environment and earning your security hero badge! 🛡️

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
0.01465 · 73.5th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2023-12-13T12:48Z
EPSS history
Timeline
  • 13 DEC 12:48Z
    Dasan Networks - W-Web versions 1.22-1.27 - CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
    cvelistv5