CVE-2020-2976 Explained : Impact and Mitigation

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

Understanding CVE-2020-2976

This CVE involves a security flaw in Oracle Application Express, impacting versions 5.1-19.2.

What is CVE-2020-2976?

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

The Impact of CVE-2020-2976

Attackers can gain unauthorized access to Oracle Application Express data
Unauthorized update, insert, or delete access to data
Unauthorized read access to a subset of data
CVSS 3.1 Base Score: 5.4 (Confidentiality and Integrity impacts)

Technical Details of CVE-2020-2976

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability in Oracle Application Express allows attackers to compromise the system via HTTP, impacting versions 5.1-19.2.

Affected Systems and Versions

Product: Application Express
Vendor: Oracle Corporation
Affected Version: 5.1-19.2

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: Low
User Interaction: Required
Scope: Changed
Confidentiality and Integrity Impact: Low
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-2020-2976 with these mitigation strategies.

Immediate Steps to Take

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

Long-Term Security Practices

Regularly update and patch Oracle products
Implement least privilege access controls
Conduct security training for personnel

Patching and Updates

Stay informed about security alerts from Oracle
Apply patches promptly to address known vulnerabilities