CVE-2021-2475 : What You Need to Know

A vulnerability has been identified in the Oracle VM VirtualBox product of Oracle Virtualization. This CVE affects versions prior to 6.1.28 and can be exploited by a high privileged attacker to compromise the VirtualBox infrastructure.

Understanding CVE-2021-2475

This section delves into the details of the vulnerability, its impact, technical aspects, and mitigation strategies.

What is CVE-2021-2475?

The vulnerability in Oracle VM VirtualBox allows a high privileged attacker with infrastructure access to compromise the system. Attackers can induce repeated crashes or cause a denial of service on the affected system.

The Impact of CVE-2021-2475

Successful exploitation of this vulnerability can result in unauthorized individuals causing system hangs, crashes, or complete denial of service on Oracle VM VirtualBox. The CVSS 3.1 Base Score is 4.4 (Availability impacts).

Technical Details of CVE-2021-2475

Let's take a closer look at the specifics of the CVE.

Vulnerability Description

The vulnerability in Oracle VM VirtualBox arises from a flaw in the Core component of the software. Attackers can leverage this vulnerability to compromise the system.

Affected Systems and Versions

The affected product is VM VirtualBox by Oracle Corporation. Versions prior to 6.1.28 are impacted by this vulnerability.

Exploitation Mechanism

The vulnerability is easily exploitable by a high privileged attacker with access to the VirtualBox execution infrastructure. This can lead to repeated crashes or denial of service.

Mitigation and Prevention

Protecting your systems from CVE-2021-2475 is crucial. Here are some steps to mitigate the risk and enhance security.

Immediate Steps to Take

Ensure that your Oracle VM VirtualBox software is updated to version 6.1.28 or higher. Limit access to high privileged accounts to reduce the attack surface.

Long-Term Security Practices

Regularly monitor and audit your VirtualBox infrastructure for any suspicious activities. Educate your team on best security practices to prevent unauthorized access.

Patching and Updates

Stay informed about security patches and updates released by Oracle Corporation. Timely patching of vulnerabilities is essential to safeguard your systems.