CVE-2020-2538 : Security Advisory and Response

A vulnerability in Oracle WebCenter Sites allows unauthorized access and potential data compromise.

Understanding CVE-2020-2538

What is CVE-2020-2538?

The vulnerability in Oracle WebCenter Sites, part of Oracle Fusion Middleware, affects version 12.2.1.3.0. It permits an unauthenticated attacker to exploit the system via HTTP, potentially compromising data.

The Impact of CVE-2020-2538

The vulnerability can lead to unauthorized access, updates, and denial of service attacks on Oracle WebCenter Sites and related products. The CVSS 3.0 Base Score is 7.1, indicating high severity.

Technical Details of CVE-2020-2538

Vulnerability Description

The flaw allows attackers to compromise Oracle WebCenter Sites, impacting data confidentiality, integrity, and availability. Successful attacks may lead to unauthorized data access and partial denial of service.

Affected Systems and Versions

Product: WebCenter Sites
Vendor: Oracle Corporation
Affected Version: 12.2.1.3.0

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
User Interaction: Required
Privileges Required: None
Scope: Changed
CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Mitigation and Prevention

Immediate Steps to Take

Apply patches and updates promptly
Monitor network traffic for any suspicious activity
Restrict access to vulnerable systems

Long-Term Security Practices

Conduct regular security assessments and audits
Implement strong authentication mechanisms
Educate users on security best practices

Patching and Updates

Regularly check for security advisories and apply patches provided by Oracle to address the vulnerability.