CVE-2020-14736 Explained : Impact and Mitigation

A vulnerability in the Database Vault component of Oracle Database Server allows unauthorized access to sensitive data.

Understanding CVE-2020-14736

This CVE affects Oracle Database Server versions 11.2.0.4, 12.1.0.2, and 12.2.0.1.

What is CVE-2020-14736?

The vulnerability in the Database Vault component of Oracle Database Server allows a high privileged attacker to compromise Database Vault via Oracle Net.
Successful exploitation can lead to unauthorized access to and manipulation of Database Vault data.
CVSS 3.1 Base Score: 3.8 (Low impact on confidentiality and integrity).

The Impact of CVE-2020-14736

Unauthorized access to Database Vault data, including update, insert, delete, and read operations.

Technical Details of CVE-2020-14736

This section provides technical details of the vulnerability.

Vulnerability Description

Easily exploitable vulnerability in the Database Vault component of Oracle Database Server.

Affected Systems and Versions

Oracle Database Server versions 11.2.0.4, 12.1.0.2, and 12.2.0.1.

Exploitation Mechanism

Attacker with Create Public Synonym privilege and network access via Oracle Net can compromise Database Vault.

Mitigation and Prevention

Protect your systems from CVE-2020-14736 with the following steps:

Immediate Steps to Take

Apply vendor patches and updates promptly.
Monitor and restrict network access to vulnerable systems.

Long-Term Security Practices

Regularly review and update access privileges.
Conduct security audits and penetration testing.

Patching and Updates

Stay informed about security alerts and patches from Oracle Corporation.