CVE-2017-3543 : Security Advisory and Response

Oracle WebCenter Sites component of Oracle Fusion Middleware has a vulnerability that affects versions 11.1.1.8.0, 12.2.1.0.0, 12.2.1.1.0, and 12.2.1.2.0. This vulnerability is easily exploitable, allowing unauthorized access and potential data compromise.

Understanding CVE-2017-3543

This CVE involves a critical vulnerability in Oracle WebCenter Sites that can lead to unauthorized access and partial denial of service.

What is CVE-2017-3543?

The vulnerability in Oracle WebCenter Sites allows an attacker with network access via HTTP to compromise the system without authentication. Successful exploitation can result in unauthorized access to critical data, complete access to all accessible data, unauthorized data manipulation, and partial denial of service.

The Impact of CVE-2017-3543

Unauthorized access to critical data within Oracle WebCenter Sites
Complete access to all accessible data
Unauthorized privileges to modify, add, or delete data
Potential partial denial of service to Oracle WebCenter Sites
CVSS 3.0 Base Score of 8.6, impacting confidentiality, integrity, and availability

Technical Details of CVE-2017-3543

This section provides technical details of the vulnerability.

Vulnerability Description

The vulnerability in Oracle WebCenter Sites allows unauthenticated attackers with network access via HTTP to compromise the system, potentially leading to unauthorized data access and manipulation.

Affected Systems and Versions

Product: WebCenter Sites
Vendor: Oracle Corporation
Affected Versions: 11.1.1.8.0, 12.2.1.0.0, 12.2.1.1.0, 12.2.1.2.0

Exploitation Mechanism

The vulnerability is easily exploitable by attackers with network access via HTTP, enabling them to compromise Oracle WebCenter Sites without authentication.

Mitigation and Prevention

Protecting systems from CVE-2017-3543 is crucial to prevent unauthorized access and data compromise.

Immediate Steps to Take

Apply security patches provided by Oracle promptly
Monitor network traffic for any suspicious activity
Restrict network access to vulnerable systems

Long-Term Security Practices

Regularly update and patch software to address vulnerabilities
Implement strong authentication mechanisms
Conduct security audits and assessments periodically

Patching and Updates

Oracle has released patches to address the vulnerability
Ensure all affected systems are updated with the latest patches