CVE-2021-35060 : What You Need to Know

A vulnerability in /way4acs/enroll in OpenWay WAY4 ACS before version 1.2.278-2693 allows unauthenticated attackers to exploit response differences to determine if a specific payment card number is present in the system.

Understanding CVE-2021-35060

This section provides insights into the nature and impact of CVE-2021-35060.

What is CVE-2021-35060?

The vulnerability in /way4acs/enroll in OpenWay WAY4 ACS enables unauthenticated threat actors to identify the existence of specific payment card numbers within the system by leveraging response discrepancies.

The Impact of CVE-2021-35060

The security flaw poses a significant risk as unauthorized individuals can ascertain the presence of sensitive payment card data, potentially leading to fraudulent activities and privacy breaches.

Technical Details of CVE-2021-35060

Explore the technical aspects and implications of CVE-2021-35060 in this section.

Vulnerability Description

The vulnerability arises from the improper handling of responses in /way4acs/enroll in OpenWay WAY4 ACS versions prior to 1.2.278-2693, allowing threat actors to discern the storage of specific payment card numbers without authentication.

Affected Systems and Versions

The affected system includes OpenWay WAY4 ACS versions before 1.2.278-2693, exposing them to the exploitation of response differences for unauthorized access to sensitive payment card information.

Exploitation Mechanism

Unauthenticated attackers can exploit the vulnerability by comparing responses to distinct queries, thereby inferring the presence of specific payment card numbers stored within the system.

Mitigation and Prevention

Learn about the recommended steps to mitigate and prevent the exploitation of CVE-2021-35060.

Immediate Steps to Take

Deploy immediate measures such as restricting access, monitoring for suspicious activities, and implementing robust authentication mechanisms to mitigate the risk associated with the vulnerability.

Long-Term Security Practices

Establish comprehensive security protocols, conduct regular security assessments, and provide ongoing training to enhance the overall cybersecurity posture and resilience against similar threats.

Patching and Updates

Ensure timely application of security patches and updates provided by OpenWay to address the vulnerability in /way4acs/enroll and enhance the security of the OpenWay WAY4 ACS platform.