CVE-2021-43931

Distributed Data Systems WebHM

Critical · published December 6, 2021

CVSS v3.1
9.8
EPSS
1%
Percentile
73.7
In the wild
Unconfirmed
What it is

🚨 A sneaky bypass in the WebHMI portal's authentication mechanism could let attackers waltz in undetected! 🔥 Think of it like a security guard who checks IDs at the door but forgets to check the guest list — anyone can walk right in pretending to be someone else! An attacker could exploit this vulnerability to gain unauthorized access to critical systems, potentially leading to data breaches, system manipulation, or even severe operational disruptions. The consequences could be absolutely devastating for your organization!

Put simply

Think of it like a security guard who checks IDs at the door but forgets to check the guest list — anyone can walk right in pretending to be someone else! This vulnerability arises from a flaw in the implemented authentication mechanism, allowing attackers to bypass security checks even though the algorithm itself is sound. As a result, authenticated access can be achieved without proper verification.

What to do

An attacker could exploit this vulnerability to gain unauthorized access to critical systems, potentially leading to data breaches, system manipulation, or even severe operational disruptions. The consequences could be absolutely devastating for your organization! To remediate this vulnerability, immediately review and patch the authentication implementation of the WebHMI portal. Ensure that all security checks are comprehensive and operational before deploying any updates, and conduct a thorough security audit. You've got this! Follow the steps, patch up your system, and you'll be a security hero! 🛡️

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
0.01481 · 73.7th percentile
Published
2021-12-06T17:40Z
EPSS history
Timeline
  • 06 DEC 17:40Z
    Distributed Data Systems WebHM
    cvelistv5