CVE-2018-2663 : Security Advisory and Response

A security weakness in the Libraries component of Java SE, Java SE Embedded, and JRockit in Oracle Java SE has been identified. This vulnerability affects various versions of Java and can lead to a partial denial of service when exploited.

Understanding CVE-2018-2663

This CVE involves a vulnerability in Java SE, Java SE Embedded, and JRockit, allowing unauthorized network-based attackers to compromise the affected systems.

What is CVE-2018-2663?

CVE-2018-2663 is a security vulnerability found in the Libraries component of Java SE, Java SE Embedded, and JRockit in Oracle Java SE. It affects multiple versions of Java, potentially leading to a partial denial of service.

The Impact of CVE-2018-2663

An attacker with network access can exploit this vulnerability without authentication, compromising Java SE, Java SE Embedded, and JRockit.
Successful attacks may require human interaction from a third party.
Exploitation can result in unauthorized partial denial of service in Java SE, Java SE Embedded, and JRockit.
The vulnerability affects both client and server deployments of Java.

Technical Details of CVE-2018-2663

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability allows unauthenticated attackers with network access to compromise Java SE, Java SE Embedded, and JRockit, potentially causing a partial denial of service.

Affected Systems and Versions

Affected Versions: Java SE 6u171, 7u161, 8u152, 9.0.1; Java SE Embedded 8u151; JRockit R28.3.16
Products: Java, Java SE Embedded, JRockit
Vendor: Oracle Corporation

Exploitation Mechanism

Attackers can exploit the vulnerability by injecting data to specified Component APIs without the need for sandboxed Java Web Start applications or applets.
Exploitation can occur through various protocols, potentially leading to a partial denial of service.

Mitigation and Prevention

Protecting systems from CVE-2018-2663 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by Oracle promptly.
Monitor for any unusual network activity that could indicate exploitation.

Long-Term Security Practices

Regularly update Java to the latest secure versions.
Implement network segmentation to limit the impact of potential attacks.

Patching and Updates

Stay informed about security advisories and updates from Oracle.
Ensure all Java deployments are up to date with the latest patches.