CVE-2019-2839 : Exploit Details and Defense Strategies

A security flaw has been discovered in the Infrastructure subcomponent of Oracle Financial Services Applications in the Oracle FLEXCUBE Universal Banking component, potentially compromising sensitive data.

Understanding CVE-2019-2839

This CVE involves a vulnerability in Oracle FLEXCUBE Universal Banking, impacting versions 12.1.0-12.4.0 and 14.0.0-14.2.0.

What is CVE-2019-2839?

The vulnerability allows attackers with limited privileges and network access via HTTP to compromise the Oracle FLEXCUBE Universal Banking system, potentially leading to unauthorized data access.

The Impact of CVE-2019-2839

Successful exploitation may result in unauthorized access to critical data or comprehensive access to all data accessible through Oracle FLEXCUBE Universal Banking.
The CVSS 3.0 base score for this vulnerability is 5.3, primarily affecting confidentiality.

Technical Details of CVE-2019-2839

This section provides detailed technical information about the CVE.

Vulnerability Description

The vulnerability in Oracle FLEXCUBE Universal Banking allows attackers to compromise the system via HTTP network access.

Affected Systems and Versions

Oracle FLEXCUBE Universal Banking versions 12.1.0-12.4.0 and 14.0.0-14.2.0 are affected.

Exploitation Mechanism

Attackers with limited privileges and network access via HTTP can exploit the vulnerability to compromise the system.

Mitigation and Prevention

Protect your system from CVE-2019-2839 with these steps:

Immediate Steps to Take

Monitor Oracle's security advisories for patches and updates.
Implement network security measures to restrict unauthorized access.

Long-Term Security Practices

Regularly update and patch Oracle FLEXCUBE Universal Banking.
Conduct security assessments and penetration testing to identify vulnerabilities.

Patching and Updates

Apply patches provided by Oracle to address the vulnerability and enhance system security.