CVE-2023-21861 Explained : Impact and Mitigation

This is a detailed overview of CVE-2023-21861, a vulnerability found in Oracle Business Intelligence Enterprise Edition.

Understanding CVE-2023-21861

CVE-2023-21861 is a vulnerability identified in the Oracle Business Intelligence Enterprise Edition product of Oracle Fusion Middleware. It allows a low privileged attacker with network access via HTTP to compromise the system. Successful exploitation requires human interaction, potentially impacting additional products. The vulnerability could lead to unauthorized data access and manipulation within the Oracle Business Intelligence Enterprise Edition.

What is CVE-2023-21861?

The vulnerability in Oracle Business Intelligence Enterprise Edition allows unauthorized access and manipulation of sensitive data by a low privileged attacker. It has a CVSS 3.1 Base Score of 5.4, with confidentiality and integrity impacts.

The Impact of CVE-2023-21861

Successful attacks on CVE-2023-21861 could result in unauthorized update, insert, or delete access to Oracle Business Intelligence Enterprise Edition data. Additionally, attackers could gain unauthorized read access to a subset of data within the system.

Technical Details of CVE-2023-21861

This section provides more in-depth technical information about the vulnerability.

Vulnerability Description

The vulnerability in Oracle Business Intelligence Enterprise Edition allows a low privileged attacker to compromise the system via network access. Successful attacks may require human interaction and could impact additional products.

Affected Systems and Versions

The affected system is the Oracle Business Intelligence Enterprise Edition with specific versions 5.9.0.0.0 and 6.4.0.0.0.

Exploitation Mechanism

Exploitation of CVE-2023-21861 involves a low privileged attacker with network access via HTTP compromising the Oracle Business Intelligence Enterprise Edition system.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of this vulnerability.

Immediate Steps to Take

Organizations should apply relevant patches and updates provided by Oracle promptly.
Review network access controls and restrict access to vulnerable systems.
Educate users on identifying and avoiding potential social engineering attacks.

Long-Term Security Practices

Regularly monitor and update security protocols within the organization.
Conduct security audits and assessments to identify and mitigate vulnerabilities proactively.
Implement a comprehensive cybersecurity training program for employees.

Patching and Updates

Oracle has released patches to address CVE-2023-21861. Organizations using affected versions of Oracle Business Intelligence Enterprise Edition should apply the latest updates to secure their systems and data.