CVE-2018-2765 : What You Need to Know

Oracle Security Service component of Oracle Fusion Middleware has a vulnerability in the Oracle SSL API, affecting multiple versions. An unauthenticated attacker with network access via HTTPS can exploit this vulnerability, potentially leading to unauthorized data access.

Understanding CVE-2018-2765

This CVE involves a vulnerability in the Oracle Security Service component of Oracle Fusion Middleware, specifically in the Oracle SSL API.

What is CVE-2018-2765?

The vulnerability affects versions 11.1.1.9.0, 12.1.3.0.0, 12.2.1.2.0, and 12.2.1.3.0 of Oracle Security Service.
An unauthenticated attacker with network access via HTTPS can exploit this vulnerability.
Successful exploitation can lead to unauthorized access to critical data or complete access to all data accessible through Oracle Security Service.
The CVSS 3.0 base score for this vulnerability is 7.5, with an impact on confidentiality.

The Impact of CVE-2018-2765

Unauthorized access to critical data or complete access to all data accessible through Oracle Security Service.

Technical Details of CVE-2018-2765

This section provides technical details of the CVE.

Vulnerability Description

Vulnerability in the Oracle Security Service component of Oracle Fusion Middleware, specifically in the Oracle SSL API.

Affected Systems and Versions

Oracle Security Service versions: 11.1.1.9.0, 12.1.3.0.0, 12.2.1.2.0, 12.2.1.3.0
Database - Enterprise Edition versions: 11.2.0.4, 12.1.0.2, 12.2.0.1

Exploitation Mechanism

An unauthenticated attacker with network access via HTTPS can compromise Oracle Security Service.

Mitigation and Prevention

Protect your systems from CVE-2018-2765 with the following steps:

Immediate Steps to Take

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

Long-Term Security Practices

Regularly update and patch all software and systems.
Implement strong access controls and authentication mechanisms.
Conduct regular security audits and assessments.

Patching and Updates

Stay informed about security updates and advisories from Oracle.
Apply patches promptly to address known vulnerabilities.