CVE-2020-14762 : Vulnerability Insights and Analysis

A vulnerability in the Oracle Application Express component of Oracle Database Server allows unauthorized access and manipulation of data.

Understanding CVE-2020-14762

This CVE involves a security flaw in Oracle Application Express that could lead to unauthorized data access and modification.

What is CVE-2020-14762?

The vulnerability in Oracle Application Express allows a low-privileged attacker with SQL Workshop privilege and network access via HTTP to compromise the system. Successful exploitation can result in unauthorized data access and manipulation.

The Impact of CVE-2020-14762

The vulnerability has a CVSS 3.1 Base Score of 5.4, with confidentiality and integrity impacts.
Successful attacks can lead to unauthorized update, insert, or delete access to Oracle Application Express data.
It can also allow unauthorized read access to a subset of the data.

Technical Details of CVE-2020-14762

This section provides technical details about the vulnerability.

Vulnerability Description

The vulnerability allows a low-privileged attacker to compromise Oracle Application Express, potentially impacting additional products. It requires human interaction and can lead to unauthorized data access.

Affected Systems and Versions

Product: Application Express (APEX)
Vendor: Oracle Corporation
Versions Affected: Prior to 20.2

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: Low
User Interaction: Required
Scope: Changed
Vector String: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Mitigation and Prevention

Protect your systems from CVE-2020-14762 with these steps:

Immediate Steps to Take

Apply security patches provided by Oracle promptly.
Restrict network access to vulnerable systems.
Monitor and audit SQL Workshop privileges.

Long-Term Security Practices

Regularly update and patch Oracle products.
Implement the principle of least privilege for user access.
Conduct security training for employees to recognize and report suspicious activities.

Patching and Updates

Stay informed about security alerts and updates from Oracle.
Ensure timely installation of patches to address known vulnerabilities.