CVE-2020-10921CWE-306

This vulnerability allows remote attackers to issue commands on affected installations of C-MORE HMI EA9 Firmware version 6.52 touch screen panels

Critical · published July 23, 2020

CVSS v3.0
9.8
EPSS
3%
Percentile
86.4
In the wild
Unconfirmed
What it is

🚨 A remote attacker can issue commands with zero authentication on the C-MORE HMI EA9 Firmware 6.52 — it’s like giving anyone the keys to your control room without asking for ID! 🔥 Imagine a restaurant where any random person can walk into the kitchen and start changing the menu without the chef's approval — that’s how this vulnerability works in critical industrial controls. It’s a recipe for disaster! With this flaw, an attacker could take complete control of the physical equipment managed by the C-MORE touch screen panel. This means they could alter configurations, disrupt operations, or even cause damage, potentially leading to catastrophic results in industrial settings.

Put simply

Imagine a restaurant where any random person can walk into the kitchen and start changing the menu without the chef's approval — that’s how this vulnerability works in critical industrial controls. It’s a recipe for disaster! The vulnerability arises from the EA-HTTP.exe process, which fails to require authentication for altering system configurations, allowing unauthorized command execution on the device.

What to do

With this flaw, an attacker could take complete control of the physical equipment managed by the C-MORE touch screen panel. This means they could alter configurations, disrupt operations, or even cause damage, potentially leading to catastrophic results in industrial settings. Immediately update the C-MORE HMI EA9 Firmware to the latest version to patch this vulnerability. Additionally, review your network segmentation to limit access to these devices and implement monitoring for unusual activity. 🛡️ You've got this! By taking these steps, you'll be closing the door to this vulnerability in no time! 💪✨

The record
Technical detail
CVSS v3.0
9.8 · CRITICAL
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.02808 · 86.4th percentile
Weakness
CWE-306 · Missing Authentication for Critical Function
Published
2020-07-23T15:35Z
EPSS history
Timeline
  • 23 JUL 15:35Z
    This vulnerability allows remote attackers to issue commands on affected installations of C-MORE HMI EA9 Firmware version 6.52 touch screen panels
    cvelistv5