CVE-2020-6656 Explained : Impact and Mitigation

Eaton's easySoft software v7.xx prior to v7.22 is vulnerable to a file parsing type confusion remote code execution vulnerability. Malicious entities can exploit this issue by uploading a malformed .E70 file, leading to code execution or application crashes due to improper data validation.

Understanding CVE-2020-6656

This CVE involves a critical vulnerability in Eaton's easySoft software that allows remote code execution through a file parsing type confusion issue.

What is CVE-2020-6656?

The vulnerability in Eaton's easySoft software v7.xx prior to v7.22 enables attackers to execute malicious code or crash the application by manipulating user-supplied data in .E70 files.

The Impact of CVE-2020-6656

CVSS Base Score: 5.8 (Medium Severity)
Attack Vector: Local
Confidentiality Impact: High
Integrity Impact: Low
Availability Impact: Low
User Interaction: Required
Privileges Required: None
Scope: Unchanged
Attack Complexity: High

Technical Details of CVE-2020-6656

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability arises from a file parsing type confusion issue in Eaton's easySoft software, allowing remote code execution.

Affected Systems and Versions

Affected Product: easySoft Software
Vendor: Eaton
Vulnerable Versions: v7.xx prior to v7.22

Exploitation Mechanism

Attackers can exploit this vulnerability by tricking users into uploading a specially crafted .E70 file, leading to type confusion and remote code execution.

Mitigation and Prevention

Protect your systems from CVE-2020-6656 with the following measures:

Immediate Steps to Take

Avoid uploading .E70 files from untrusted sources.

Long-Term Security Practices

Regularly update the software to the latest version.
Educate users on safe file handling practices.

Patching and Updates

Apply the patch provided by Eaton once available.