CVE-2020-14742 : Vulnerability Insights and Analysis

A vulnerability in the Core RDBMS component of Oracle Database Server affecting multiple versions.

Understanding CVE-2020-14742

This CVE involves a vulnerability in Oracle Database Server that could allow unauthorized access to sensitive data.

What is CVE-2020-14742?

The vulnerability in the Core RDBMS component of Oracle Database Server allows a high privileged attacker with specific account privileges to compromise the system, potentially leading to unauthorized data access.

The Impact of CVE-2020-14742

Successful exploitation can result in unauthorized update, insert, or delete access to critical data within the Core RDBMS component.
CVSS 3.1 Base Score: 2.7 (Integrity impacts)

Technical Details of CVE-2020-14742

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability allows attackers with SYSDBA level account privilege and network access via Oracle Net to compromise the Core RDBMS component.

Affected Systems and Versions

Oracle Database - Enterprise Edition versions: 11.2.0.4, 12.1.0.2, 12.2.0.1, 18c, 19c

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: High
User Interaction: None
Scope: Unchanged

Mitigation and Prevention

Steps to address and prevent the CVE-2020-14742 vulnerability.

Immediate Steps to Take

Apply patches provided by Oracle promptly.
Monitor and restrict network access to the database.
Review and adjust account privileges to minimize risks.

Long-Term Security Practices

Regularly update and patch the Oracle Database Server.
Implement network security measures to prevent unauthorized access.

Patching and Updates

Stay informed about security updates from Oracle.