CVE-2019-2550 : What You Need to Know

A vulnerability has been identified in the Logoff Page component of Oracle Financial Services Applications, specifically in the Oracle FLEXCUBE Direct Banking module. This vulnerability affects version 12.0.2 of the software. An attacker without authentication credentials but with network access via HTTP can exploit this vulnerability. Successful exploitation requires interaction from a person other than the attacker, potentially leading to unauthorized changes in the data accessible in Oracle FLEXCUBE Direct Banking.

Understanding CVE-2019-2550

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

What is CVE-2019-2550?

CVE-2019-2550 is a vulnerability in the Oracle FLEXCUBE Direct Banking component of Oracle Financial Services Applications, affecting version 12.0.2. It allows an unauthenticated attacker with network access via HTTP to compromise the system, potentially leading to unauthorized data manipulation.

The Impact of CVE-2019-2550

The vulnerability poses a moderate risk with a CVSS 3.0 Base Score of 4.3, primarily impacting data integrity. Successful exploitation could result in unauthorized changes, additions, or deletions to certain data accessible in Oracle FLEXCUBE Direct Banking.

Technical Details of CVE-2019-2550

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability in the Logoff Page component of Oracle FLEXCUBE Direct Banking allows an attacker to compromise the system via HTTP without authentication credentials, potentially leading to unauthorized data modifications.

Affected Systems and Versions

Product: FLEXCUBE Direct Banking
Vendor: Oracle Corporation
Affected Version: 12.0.2

Exploitation Mechanism

An unauthenticated attacker with network access via HTTP can exploit the vulnerability
Successful attacks require human interaction from a person other than the attacker
Unauthorized changes, additions, or deletions to accessible data can occur

Mitigation and Prevention

This section outlines steps to mitigate and prevent exploitation of the vulnerability.

Immediate Steps to Take

Apply patches or updates provided by Oracle Corporation
Monitor network traffic for any suspicious activity
Restrict network access to the vulnerable component

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities
Implement strong authentication mechanisms to prevent unauthorized access
Conduct security training for personnel to recognize and report suspicious activities

Patching and Updates

Oracle Corporation may release patches or updates to address the vulnerability
Stay informed about security advisories and apply relevant patches promptly