CVE-2021-2447 : Vulnerability Insights and Analysis

This CVE-2021-2447 affects the Oracle Secure Global Desktop product of Oracle Virtualization, specifically version 5.6. An easily exploitable vulnerability in the Server component allows a low privileged attacker to compromise the Oracle Secure Global Desktop, potentially leading to the takeover of the system.

Understanding CVE-2021-2447

This section dives into the details of the vulnerability, its impact, affected systems, and the necessary mitigation steps.

What is CVE-2021-2447?

The vulnerability in Oracle Secure Global Desktop version 5.6 enables attackers with network access to compromise the system, posing a threat to confidentiality, integrity, and availability. It has a CVSS 3.1 Base Score of 9.9 (Critical).

The Impact of CVE-2021-2447

Successful exploitation of this vulnerability can result in a complete takeover of Oracle Secure Global Desktop, potentially affecting additional products linked to the system. The confidentiality, integrity, and availability of the system are at high risk.

Technical Details of CVE-2021-2447

Let's explore the technical aspects of the vulnerability to gain a deeper understanding.

Vulnerability Description

The vulnerability allows attackers with low privileges and network access to compromise Oracle Secure Global Desktop, opening the door to a complete system takeover.

Affected Systems and Versions

Oracle Secure Global Desktop version 5.6 is specifically impacted by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability through multiple protocols and network access points to compromise the system.

Mitigation and Prevention

To safeguard your system from CVE-2021-2447, immediate and long-term security measures need to be implemented.

Immediate Steps to Take

It is crucial to apply security patches provided by Oracle promptly. Additionally, restrict network access to critical systems and conduct thorough security assessments.

Long-Term Security Practices

Regularly update and patch your systems, closely monitor network activity for any anomalies, and educate users on cybersecurity best practices.

Patching and Updates

Stay informed about security alerts and updates from Oracle, ensuring that all patches and security measures are up to date to mitigate the risk of attacks.