CVE-2020-14026 Explained : Impact and Mitigation

CSV Injection (aka Excel Macro Injection or Formula Injection) exists in the Export Of Contacts feature in Ozeki NG SMS Gateway through version 4.17.6 via mishandling a value in a CSV export.

Understanding CVE-2020-14026

This CVE involves a vulnerability in Ozeki NG SMS Gateway that allows CSV Injection through the Export Of Contacts feature.

What is CVE-2020-14026?

CSV Injection, also known as Excel Macro Injection or Formula Injection, occurs when a value is improperly handled in a CSV export process within Ozeki NG SMS Gateway.

The Impact of CVE-2020-14026

The vulnerability could be exploited by an attacker to inject malicious formulas or macros into CSV files, potentially leading to unauthorized access or data manipulation.

Technical Details of CVE-2020-14026

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The vulnerability allows for CSV Injection in Ozeki NG SMS Gateway versions up to 4.17.6, enabling attackers to manipulate CSV files.

Affected Systems and Versions

Product: Ozeki NG SMS Gateway
Vendor: Ozeki
Versions affected: Up to 4.17.6

Exploitation Mechanism

Attackers can exploit this vulnerability by inserting malicious formulas or macros into CSV files during the export process.

Mitigation and Prevention

Protecting systems from CVE-2020-14026 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Ozeki NG SMS Gateway to the latest version to patch the vulnerability.
Avoid exporting sensitive data using the Export Of Contacts feature until the system is patched.

Long-Term Security Practices

Educate users on the risks of opening CSV files from untrusted sources.
Implement strict input validation mechanisms to prevent CSV Injection attacks.

Patching and Updates

Regularly check for security updates and patches for Ozeki NG SMS Gateway to address vulnerabilities like CVE-2020-14026.