CVE-2021-35617 : Vulnerability Insights and Analysis

A critical vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware has been identified with a base score of 9.8. This vulnerability could allow an unauthenticated attacker to compromise the server and potentially lead to a complete takeover.

Understanding CVE-2021-35617

This section covers the key details about the CVE-2021-35617 vulnerability.

What is CVE-2021-35617?

The vulnerability exists in the Coherence Container component of Oracle WebLogic Server. Attackers with network access via IIOP can exploit this flaw. The affected versions include 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-2021-35617

The CVSS 3.1 Base Score for this vulnerability is 9.8, indicating critical impacts on confidentiality, integrity, and availability. Successful exploitation could compromise the Oracle WebLogic Server entirely.

Technical Details of CVE-2021-35617

Here are the technical specifics of CVE-2021-35617.

Vulnerability Description

The vulnerability allows an unauthenticated attacker to compromise Oracle WebLogic Server through IIOP network access, potentially resulting in a complete takeover.

Affected Systems and Versions

The Oracle WebLogic Server versions 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

Exploitation of this vulnerability involves network access via IIOP by an unauthenticated attacker.

Mitigation and Prevention

Learn how to protect your systems from CVE-2021-35617.

Immediate Steps to Take

Ensure that your Oracle WebLogic Server is updated to the latest version and implement necessary security configurations to minimize the risk.

Long-Term Security Practices

Regularly update your server software, apply security patches promptly, and monitor for any unusual network activities.

Patching and Updates

Stay informed about security bulletins and updates from Oracle Corporation to address critical vulnerabilities like CVE-2021-35617.