CVE-2019-2648 : Security Advisory and Response

Oracle WebLogic Server Vulnerability

Understanding CVE-2019-2648

What is CVE-2019-2648?

CVE-2019-2648 is a vulnerability found in the Oracle WebLogic Server component of Oracle Fusion Middleware, specifically in the WLS - Web Services subcomponent. The affected versions include 10.3.6.0.0, 12.1.3.0.0, and 12.2.1.3.0. This vulnerability is easily exploitable and can be used by an attacker without authentication, as long as they have network access via HTTP.

The Impact of CVE-2019-2648

This vulnerability, with a CVSS 3.0 Base Score of 7.5, poses a confidentiality impact. If successfully exploited, it can lead to unauthorized access to sensitive data or complete control over all accessible data on the Oracle WebLogic Server.

Technical Details of CVE-2019-2648

Vulnerability Description

The vulnerability allows an unauthenticated attacker with network access via HTTP to compromise Oracle WebLogic Server, potentially resulting in unauthorized access to critical data or complete access to all Oracle WebLogic Server accessible data.

Affected Systems and Versions

Product: WebLogic Server
Vendor: Oracle Corporation
Affected Versions: 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0

Exploitation Mechanism

The vulnerability is easily exploitable, requiring only network access via HTTP for an attacker to compromise the Oracle WebLogic Server.

Mitigation and Prevention

Immediate Steps to Take

Apply the necessary security patches provided by Oracle Corporation.
Restrict network access to the Oracle WebLogic Server to authorized users only.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Regularly update and patch the Oracle WebLogic Server to address known vulnerabilities.
Implement strong authentication mechanisms to prevent unauthorized access.

Patching and Updates

Ensure that the Oracle WebLogic Server is kept up to date with the latest security patches and updates.