CVE-2021-28171 Explained : Impact and Mitigation

Vangene deltaFlow E-platform - Broken Authentication is a critical vulnerability that allows attackers to gain privileged permissions remotely by manipulating user data in the Cookie.

Understanding CVE-2021-28171

This section will provide insights into the nature of the vulnerability and its impact on affected systems.

What is CVE-2021-28171?

The CVE-2021-28171 vulnerability in Vangene deltaFlow E-platform exposes a flaw where the platform lacks proper protective measures. This weakness enables threat actors to exploit user data in the Cookie, leading to the remote acquisition of privileged permissions.

The Impact of CVE-2021-28171

With a CVSS base score of 9.8 out of 10, this critical vulnerability poses a significant threat. The attack can be executed with low complexity over a network, resulting in high confidentiality, integrity, and availability impacts. Attackers do not require any special privileges or user interaction to carry out the exploit, making it particularly dangerous.

Technical Details of CVE-2021-28171

In this section, we delve into the specific technical aspects of the CVE-2021-28171 vulnerability.

Vulnerability Description

The vulnerability arises due to the inadequate protection measures in the Vangene deltaFlow E-platform, allowing attackers to manipulate user data in the Cookie and gain privileged permissions remotely.

Affected Systems and Versions

The affected product is the deltaFlow E-platform version 4 by Vangene.

Exploitation Mechanism

Threat actors can exploit this vulnerability remotely over a network without the need for any user interaction or special privileges. The attack impacts the confidentiality, integrity, and availability of the system.

Mitigation and Prevention

Protecting systems from CVE-2021-28171 requires immediate action and long-term security practices.

Immediate Steps to Take

To mitigate the risk, it is crucial to update the Vangene deltaFlow E-platform to version 7.7 immediately. Organizations should also monitor and restrict access to sensitive data.

Long-Term Security Practices

Implementing robust authentication mechanisms, encryption protocols, and regular security audits can help prevent similar vulnerabilities in the future.

Patching and Updates

Regularly applying security patches and updates, along with conducting security awareness training for employees, is essential to maintaining a secure environment.