CVE-2021-1996 Explained : Impact and Mitigation

This CVE-2021-1996 article provides detailed information about a vulnerability found in the Oracle WebLogic Server product by Oracle Corporation. Learn about the impact, technical details, and mitigation strategies to secure affected systems.

Understanding CVE-2021-1996

CVE-2021-1996 is a vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware, specifically affecting versions 10.3.6.0.0 and 12.1.3.0.0. This vulnerability allows a high privileged attacker with network access via HTTP to compromise the Oracle WebLogic Server.

What is CVE-2021-1996?

The vulnerability in Oracle WebLogic Server allows unauthorized read access to a subset of accessible data, posing a confidentiality risk. It has a CVSS 3.1 Base Score of 2.4, indicating low severity with required user interaction for successful exploitation.

The Impact of CVE-2021-1996

Successful attacks on CVE-2021-1996 can lead to unauthorized data access within the Oracle WebLogic Server. The confidentiality impact is low with a requirement of human interaction beyond the attacker for execution.

Technical Details of CVE-2021-1996

Learn more about the vulnerability's description, affected systems, versions, and the exploitation mechanism.

Vulnerability Description

CVE-2021-1996 is an easily exploitable vulnerability, necessitating network access via HTTP for a high privileged attacker to compromise Oracle WebLogic Server. The successful exploitation can result in unauthorized read access to specific server data.

Affected Systems and Versions

The vulnerability impacts Oracle WebLogic Server versions 10.3.6.0.0 and 12.1.3.0.0 within the Oracle Fusion Middleware's Web Services component.

Exploitation Mechanism

Successful attacks on CVE-2021-1996 require human interaction from a non-attacker, enabling compromised data access within Oracle WebLogic Server.

Mitigation and Prevention

Discover immediate steps to take and long-term security practices for mitigating the risks posed by CVE-2021-1996.

Immediate Steps to Take

It is essential to apply security patches, monitor network traffic, and restrict user access to prevent unauthorized exploitation of the vulnerability.

Long-Term Security Practices

Implementing least privilege access, regular security audits, and employee training on cybersecurity practices can enhance the overall security posture of the systems.

Patching and Updates

Regularly update and patch Oracle WebLogic Server to address vulnerabilities and ensure the security of the server's accessible data.