CVE-2018-12076 Explained : Impact and Mitigation

This CVE-2018-12076 article provides insights into a vulnerability in the Avanti Markets MarketCard's UPC bar code, potentially exploitable by local attackers without authentication.

Understanding CVE-2018-12076

What is CVE-2018-12076?

The Avanti Markets MarketCard contains a flaw in its UPC bar code that could be exploited by a local attacker without authentication. This vulnerability could lead to unauthorized access to customer funds and potential disclosure of customer information due to inadequate validation procedures for the UPC bar code.

The Impact of CVE-2018-12076

The vulnerability could result in unauthorized access to all funds stored in the MarketCard or the disclosure of information without authentication.

Technical Details of CVE-2018-12076

Vulnerability Description

The flaw in the UPC bar code of the Avanti Markets MarketCard allows unauthenticated local attackers to access customer funds and potentially disclose customer information due to inadequate validation procedures.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions: Not applicable

Exploitation Mechanism

Attackers can exploit the vulnerability by generating a duplicate of a customer's bar code, granting them access to all funds in the MarketCard or unauthorized disclosure of information.

Mitigation and Prevention

Immediate Steps to Take

Implement proper validation procedures for UPC bar codes on MarketCards
Regularly monitor and audit transactions and balances on MarketCards

Long-Term Security Practices

Conduct regular security assessments and penetration testing
Educate customers on safe handling of MarketCards and reporting suspicious activities

Patching and Updates

Apply security patches and updates provided by Avanti Markets to address the vulnerability