CVE-2021-28110 : What You Need to Know

A vulnerability in the XML parser of TranzWare e-Commerce Payment Gateway (TWEC PG) before version 3.1.27.5 could allow for remote code execution when '/exec' is called.

Understanding CVE-2021-28110

This CVE details a specific vulnerability in the TranzWare e-Commerce Payment Gateway (TWEC PG) related to its XML parser.

What is CVE-2021-28110?

CVE-2021-28110 is a security flaw found in the XML parser of TranzWare e-Commerce Payment Gateway (TWEC PG) versions prior to 3.1.27.5. The vulnerability could be exploited through the '/exec' functionality.

The Impact of CVE-2021-28110

If successfully exploited, this vulnerability could allow a remote attacker to execute arbitrary code on the affected system, leading to potential unauthorized access and data breaches.

Technical Details of CVE-2021-28110

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability in the XML parser of TranzWare e-Commerce Payment Gateway (TWEC PG) allows for remote code execution when the '/exec' function is used, posing a serious security risk.

Affected Systems and Versions

All versions of TWEC PG before 3.1.27.5 are affected by this vulnerability.

Exploitation Mechanism

Remote attackers can exploit this vulnerability by manipulating the XML parser through the '/exec' call, potentially leading to unauthorized code execution.

Mitigation and Prevention

To address CVE-2021-28110, immediate actions and long-term security measures are essential.

Immediate Steps to Take

Upgrade to the latest version of TranzWare e-Commerce Payment Gateway (TWEC PG) to ensure the vulnerability is patched.
Implement network security measures to restrict access to vulnerable components.

Long-Term Security Practices

Regularly update and patch software to prevent exploitation of known vulnerabilities.
Conduct security audits and penetration testing to proactively identify and address security weaknesses.

Patching and Updates

Stay informed about security advisories and apply patches promptly to mitigate the risk of exploitation.