CVE-2022-31800CWE-345

Insufficient Verification of Data Vulnerability in PHOENIX CONTACT classic line industrial controllers

Critical · published June 21, 2022

CVSS v3.1
9.8
EPSS
2%
Percentile
75.2
In the wild
Unconfirmed
What it is

🚨 A remote attacker can upload malicious code to devices running ProConOS – like giving a hacker the keys to your high-tech castle! 🔥 Think of it like a contractor who gets access to your home and starts swapping out your security features for their own. If they can load their own logic, they could control everything from the heating to the locks on your doors! An attacker exploiting this vulnerability could gain full control over the device, which means they could manipulate its functions, steal sensitive data, or even launch attacks on other connected systems. Imagine someone messing with your smart home appliances, leading to potentially devastating consequences!

Put simply

Think of it like a contractor who gets access to your home and starts swapping out your security features for their own. If they can load their own logic, they could control everything from the heating to the locks on your doors! This critical vulnerability allows an unauthenticated remote attacker to upload and execute malicious code on ProConOS/ProConOS eCLR devices, giving them unauthorized access and control over those devices.

What to do

An attacker exploiting this vulnerability could gain full control over the device, which means they could manipulate its functions, steal sensitive data, or even launch attacks on other connected systems. Imagine someone messing with your smart home appliances, leading to potentially devastating consequences! To protect against this vulnerability, immediately update to the latest firmware that addresses CVE-2022-31800. Ensure that devices are not exposed to the internet unnecessarily and implement strict access controls to limit who can connect to your devices. Regularly review and audit device configurations as well. You've got this! By following these steps, you can lock down your devices and keep the hackers at bay! 🛡️

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
0.01571 · 75.2th percentile
Weakness
CWE-345 · Insufficient Verification of Data Authenticity
Published
2022-06-21T08:00Z
EPSS history
Timeline
  • 21 JUN 08:00Z
    Insufficient Verification of Data Vulnerability in PHOENIX CONTACT classic line industrial controllers
    cvelistv5