CVE-2021-2214 : Exploit Details and Defense Strategies

A vulnerability has been identified in the Oracle WebLogic Server product of Oracle Fusion Middleware, specifically in the Console component. This CVE affects multiple versions of the product, allowing a high privileged attacker with network access via HTTP to compromise the server. The impact of this vulnerability can lead to unauthorized access to critical data or complete access to all Oracle WebLogic Server data.

Understanding CVE-2021-2214

This section will provide insights into what CVE-2021-2214 entails.

What is CVE-2021-2214?

CVE-2021-2214 is a vulnerability found in the Oracle WebLogic Server product of Oracle Fusion Middleware, affecting versions 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, 12.2.1.4.0, and 14.1.1.0.0.

The Impact of CVE-2021-2214

The vulnerability allows a high privileged attacker with network access via HTTP to compromise Oracle WebLogic Server. Successful exploitation can result in unauthorized access to critical data or complete access to all data on the server.

Technical Details of CVE-2021-2214

This section will delve into the technical aspects of CVE-2021-2214.

Vulnerability Description

The vulnerability is categorized as difficult to exploit, with a CVSS 3.1 Base Score of 4.4 (Confidentiality impacts). It has a HIGH attack complexity and requires HIGH privileges, with no user interaction needed.

Affected Systems and Versions

Oracle WebLogic Server versions 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, 12.2.1.4.0, and 14.1.1.0.0 are affected by this vulnerability.

Exploitation Mechanism

The vulnerability can be exploited by a high privileged attacker with network access via HTTP, allowing them to compromise the Oracle WebLogic Server.

Mitigation and Prevention

In this section, we will discuss the steps to mitigate and prevent CVE-2021-2214.

Immediate Steps to Take

It is recommended to apply patches released by Oracle to address this vulnerability. Additionally, restrict network access to the server to authorized users only.

Long-Term Security Practices

Regularly update and patch Oracle WebLogic Server to ensure protection against known vulnerabilities. Implement strong network security measures to prevent unauthorized access.

Patching and Updates

Stay informed about security updates and patches released by Oracle for the WebLogic Server product. Timely implementation of patches is crucial to enhance the security posture of the server.