CVE-2021-38454CWE-284

Moxa MXview Network Management Software

Critical · published October 12, 2021

CVSS v3.1
10.0
EPSS
16%
Percentile
96.9
In the wild
Unconfirmed
What it is

🚨 A sneaky path traversal flaw in Moxa MXview lets attackers overwrite critical files with just the right request! 🔥 Think of it like a delivery driver who has access to the entire warehouse and can drop off any package, even a ticking time bomb, wherever they please. This vulnerability allows attackers to manipulate files, potentially compromising your entire system. An attacker could exploit this vulnerability to create or overwrite important files, leading to malicious code execution. This means they could gain complete control over the affected systems, putting sensitive data and operations at serious risk. The consequences could be absolutely devastating!

Put simply

Think of it like a delivery driver who has access to the entire warehouse and can drop off any package, even a ticking time bomb, wherever they please. This vulnerability allows attackers to manipulate files, potentially compromising your entire system. This path traversal vulnerability allows attackers to bypass security measures and manipulate file paths, enabling them to write arbitrary files on the server. Specifically, it affects Moxa MXview Network Management software versions 3.x to 3.2.2.

What to do

An attacker could exploit this vulnerability to create or overwrite important files, leading to malicious code execution. This means they could gain complete control over the affected systems, putting sensitive data and operations at serious risk. The consequences could be absolutely devastating! Immediate action is required: upgrade Moxa MXview to version 3.2.3 or later to close this vulnerability. Additionally, review and tighten file path handling in your application to prevent similar issues. 🚀 You've got this! Fixing this vulnerability will help keep your network safe and sound. 🛡️

The record
Technical detail
CVSS v3.1
10.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.15789 · 96.9th percentile
Weakness
CWE-284 · Improper Access Control
Published
2021-10-12T13:37Z
EPSS history
Timeline
  • 12 OCT 13:37Z
    Moxa MXview Network Management Software
    cvelistv5