CVE-2018-2649 : Exploit Details and Defense Strategies

Oracle FLEXCUBE Universal Banking component of Oracle Financial Services Applications has a vulnerability affecting versions 11.3.0 to 12.4.0. An attacker with network access via HTTP can exploit this vulnerability.

Understanding CVE-2018-2649

This CVE involves a critical vulnerability in Oracle FLEXCUBE Universal Banking, potentially leading to unauthorized data access and denial of service.

What is CVE-2018-2649?

The vulnerability in Oracle FLEXCUBE Universal Banking allows a low privileged attacker to compromise the system through HTTP, potentially causing data manipulation and system crashes.

The Impact of CVE-2018-2649

Successful exploitation can lead to unauthorized data access and manipulation within the Oracle FLEXCUBE Universal Banking system.
It can result in system hang or repeated crashes, causing denial of service.
The CVSS 3.0 Base Score for this vulnerability is 8.1, indicating integrity and availability impacts.

Technical Details of CVE-2018-2649

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability affects Oracle FLEXCUBE Universal Banking versions 11.3.0 to 12.4.0.
It is considered an easily exploitable vulnerability, allowing unauthorized access to critical data.

Affected Systems and Versions

Versions affected: 11.3.0, 11.4.0, 12.0.1, 12.0.2, 12.0.3, 12.1.0, 12.2.0, 12.3.0, 12.4.0

Exploitation Mechanism

Low privileged attackers with network access via HTTP can compromise the Oracle FLEXCUBE Universal Banking system.

Mitigation and Prevention

Protect your systems from CVE-2018-2649 with these steps:

Immediate Steps to Take

Apply security patches provided by Oracle promptly.
Monitor network traffic for any suspicious activity.
Restrict network access to critical systems.

Long-Term Security Practices

Conduct regular security assessments and audits.
Educate users on safe browsing habits and security best practices.

Patching and Updates

Regularly update and patch Oracle FLEXCUBE Universal Banking to mitigate vulnerabilities.