CVE-2019-2854 : Exploit Details and Defense Strategies

A vulnerability has been discovered in the Outside In Technology component of Oracle Fusion Middleware, specifically in the Outside In Filters subcomponent. The version affected by this vulnerability is 8.5.4. This vulnerability can be easily exploited by an unauthenticated attacker who has network access through HTTP, potentially compromising Oracle Outside In Technology. If successfully attacked, unauthorized access may be gained to update, insert, or delete certain data accessible through Oracle Outside In Technology. Additionally, unauthorized read access to a subset of data and the ability to cause a partial denial of service (partial DOS) of Oracle Outside In Technology may also occur. The CVSS score for this vulnerability is 7.3, considering its impacts on confidentiality, integrity, and availability.

Understanding CVE-2019-2854

This section provides an overview of the vulnerability and its implications.

What is CVE-2019-2854?

CVE-2019-2854 is a vulnerability in the Oracle Outside In Technology component of Oracle Fusion Middleware, affecting version 8.5.4. It allows an unauthenticated attacker with network access via HTTP to compromise Oracle Outside In Technology.

The Impact of CVE-2019-2854

The vulnerability can lead to unauthorized access to sensitive data, including the ability to update, insert, or delete information within Oracle Outside In Technology. It also enables unauthorized read access to a subset of data and the potential for a partial denial of service.

Technical Details of CVE-2019-2854

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability in the Outside In Filters subcomponent of Oracle Fusion Middleware's Outside In Technology allows unauthenticated attackers to exploit the system via HTTP, potentially compromising data and services.

Affected Systems and Versions

Product: Outside In Technology
Vendor: Oracle Corporation
Version: 8.5.4

Exploitation Mechanism

Attackers with network access via HTTP can exploit the vulnerability
Successful attacks can lead to unauthorized data manipulation and partial denial of service

Mitigation and Prevention

Here are the steps to mitigate and prevent exploitation of CVE-2019-2854.

Immediate Steps to Take

Apply patches and updates provided by Oracle
Restrict network access to vulnerable systems
Monitor network traffic for any suspicious activity

Long-Term Security Practices

Regularly update and patch software components
Conduct security assessments and penetration testing
Implement network segmentation to limit the impact of potential attacks

Patching and Updates

Oracle has released patches to address the vulnerability
Ensure all systems running Outside In Technology are updated with the latest patches