CVE-2020-14879 : Exploit Details and Defense Strategies

A vulnerability in Oracle Fusion Middleware's BI Publisher product allows attackers to compromise the system and gain unauthorized access to critical data.

Understanding CVE-2020-14879

This CVE involves a security flaw in Oracle's BI Publisher product within the E-Business Suite - XDO component.

What is CVE-2020-14879?

The vulnerability affects versions 5.5.0.0.0, 11.1.1.9.0, 12.2.1.3.0, and 12.2.1.4.0 of BI Publisher. It enables a low-privileged attacker with network access via HTTP to compromise BI Publisher, potentially impacting other products.

The Impact of CVE-2020-14879

Successful exploitation could lead to unauthorized access to critical data, complete access to BI Publisher data, and unauthorized data manipulation. The CVSS 3.1 Base Score is 8.5, indicating high confidentiality and integrity impacts.

Technical Details of CVE-2020-14879

This section provides more in-depth technical insights into the vulnerability.

Vulnerability Description

The vulnerability allows attackers to compromise BI Publisher, potentially affecting additional products and leading to unauthorized data access and manipulation.

Affected Systems and Versions

BI Publisher (formerly XML Publisher) versions 5.5.0.0.0, 11.1.1.9.0, 12.2.1.3.0, 12.2.1.4.0

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: Low
User Interaction: None
Scope: Changed
Confidentiality Impact: High
Integrity Impact: Low
Availability Impact: None

Mitigation and Prevention

Protect your systems from CVE-2020-14879 with these security measures.

Immediate Steps to Take

Apply vendor-supplied patches immediately
Monitor for any unauthorized access or data manipulation

Long-Term Security Practices

Regularly update and patch software to address vulnerabilities
Implement network security measures to restrict unauthorized access

Patching and Updates

Check for and apply security patches provided by Oracle