CVE-2020-10921 Explained : Impact and Mitigation

This vulnerability allows remote attackers to issue commands on affected installations of C-MORE HMI EA9 Firmware version 6.52 touch screen panels without requiring authentication. The flaw exists within the EA-HTTP.exe process, enabling unauthorized alterations to the system configuration and control over physical equipment.

Understanding CVE-2020-10921

This CVE pertains to a critical vulnerability in C-MORE HMI EA9 Firmware version 6.52.

What is CVE-2020-10921?

Remote attackers can exploit this vulnerability to issue commands on affected C-MORE HMI EA9 installations without authentication.
The flaw lies in the EA-HTTP.exe process, allowing unauthorized changes to system configurations.

The Impact of CVE-2020-10921

CVSS Score: 9.8 (Critical)
Attack Vector: Network
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High
Privileges Required: None

Technical Details of CVE-2020-10921

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability allows remote attackers to manipulate physical equipment controlled by the affected device without authentication.

Affected Systems and Versions

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

Exploitation Mechanism

Attack Complexity: Low
Scope: Unchanged
User Interaction: None

Mitigation and Prevention

Learn how to protect your systems from CVE-2020-10921.

Immediate Steps to Take

Apply vendor-supplied patches promptly.
Implement network security measures to restrict access.
Monitor for any unauthorized access or commands.

Long-Term Security Practices

Regularly update firmware and software to address security vulnerabilities.
Conduct security assessments and penetration testing to identify weaknesses.

Patching and Updates

Stay informed about security advisories and updates from C-MORE.