CVE-2023-22119 : Exploit Details and Defense Strategies

This CVE record pertains to a vulnerability in Oracle FLEXCUBE Universal Banking, a product of Oracle Financial Services Applications. The vulnerability allows a low-privileged attacker with network access via HTTP to compromise the Oracle FLEXCUBE Universal Banking system, potentially leading to unauthorized access to critical data or even complete control over the system.

Understanding CVE-2023-22119

This section delves into the details of CVE-2023-22119, including its impact and technical aspects.

What is CVE-2023-22119?

CVE-2023-22119 is a vulnerability in Oracle FLEXCUBE Universal Banking that can be exploited by a low-privileged attacker with network access via HTTP. Successful exploitation of this vulnerability requires human interaction from a person other than the attacker. The impact includes unauthorized access to critical data, complete access to system data, unauthorized manipulation of data, and the ability to cause partial denial of service.

The Impact of CVE-2023-22119

The vulnerability can lead to unauthorized access to critical data stored in the Oracle FLEXCUBE Universal Banking system. Attackers could also gain complete control over the accessible data, perform unauthorized updates, inserts, or deletes, and potentially cause partial denial of service.

Technical Details of CVE-2023-22119

This section covers the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability in Oracle FLEXCUBE Universal Banking allows a low-privileged attacker to compromise the system through network access via HTTP. Successful attacks could result in unauthorized access to critical data and complete control over system data.

Affected Systems and Versions

The vulnerability impacts versions 12.3, 12.4, 14.0 to 14.3, and 14.5 to 14.7 of Oracle FLEXCUBE Universal Banking.

Exploitation Mechanism

The vulnerability can be exploited by a low-privileged attacker with network access via HTTP, requiring human interaction from a third party for successful attacks.

Mitigation and Prevention

This section focuses on the steps that can be taken to mitigate the risks posed by CVE-2023-22119.

Immediate Steps to Take

Immediately applying security patches provided by Oracle is essential to address the vulnerability. Limiting network access and monitoring system activity can also help prevent unauthorized access.

Long-Term Security Practices

Regular security training for users, implementing access control measures, and conducting security assessments can enhance the long-term security posture of the Oracle FLEXCUBE Universal Banking system.

Patching and Updates

Ensuring that the system is up to date with the latest security patches and updates from Oracle is crucial to secure the system against known vulnerabilities like CVE-2023-22119.