CVE-2020-10922 : Vulnerability Insights and Analysis

A vulnerability in C-MORE HMI EA9 Firmware version 6.52 allows remote attackers to create a denial-of-service condition due to improper input validation.

Understanding CVE-2020-10922

This CVE involves a high-severity vulnerability affecting C-MORE HMI EA9 Firmware version 6.52.

What is CVE-2020-10922?

This vulnerability enables remote attackers to trigger a denial-of-service state on C-MORE HMI EA9 Firmware version 6.52 touch screen panels without requiring authentication. The flaw lies within the EA-HTTP.exe process, stemming from inadequate input validation.

The Impact of CVE-2020-10922

The vulnerability has a CVSS base score of 7.5, indicating a high severity level with a significant impact on system availability.

Technical Details of CVE-2020-10922

This section delves into the technical aspects of the CVE.

Vulnerability Description

The flaw allows attackers to exploit the lack of proper input validation, leading to a denial-of-service condition on the affected system.

Affected Systems and Versions

Product: HMI EA9
Vendor: C-MORE
Version: Firmware version 6.52

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: None
User Interaction: None
Scope: Unchanged
Availability Impact: High
Vector String: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Mitigation and Prevention

Protecting systems from CVE-2020-10922 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply vendor-supplied patches promptly
Implement network security measures to restrict access
Monitor system logs for suspicious activities

Long-Term Security Practices

Regularly update and patch software
Conduct security assessments and penetration testing
Educate users on security best practices

Patching and Updates

Regularly check for security updates and patches from C-MORE to address the vulnerability.