CVE-2023-5763 : Security Advisory and Response

This CVE-2023-5763 involves a vulnerability in Eclipse Glassfish versions 5 and 6, where running the software with older versions of Java Development Kit (JDK) (lower than 6u211, < 7u201, or < 8u191) can potentially allow remote attackers to execute malicious code on the server via access to insecure ORB listeners.

Understanding CVE-2023-5763

This section delves deeper into the nature of the CVE-2023-5763 vulnerability, its impact, technical details, as well as mitigation and prevention strategies.

What is CVE-2023-5763?

The CVE-2023-5763 vulnerability specifically affects Eclipse Glassfish versions 5 and 6 when operated with outdated versions of the Java Development Kit. In this scenario, remote attackers can exploit insecure ORB listeners to load and execute malicious code on the server.

The Impact of CVE-2023-5763

The impact of CVE-2023-5763 is significant, as it enables remote attackers to carry out remote code execution on the affected server, potentially compromising the confidentiality and integrity of the server's data while running with older versions of JDK.

Technical Details of CVE-2023-5763

Understanding the technical aspects of CVE-2023-5763 is crucial in implementing effective mitigation strategies, patching, and updates.

Vulnerability Description

The vulnerability arises from running Eclipse Glassfish version 5 or 6 with outdated versions of the Java Development Kit lower than 6u211, < 7u201, or < 8u191, allowing remote attackers to exploit insecure ORB listeners for the execution of malicious code.

Affected Systems and Versions

The systems affected by CVE-2023-5763 are specifically those running Eclipse Glassfish versions 5 and 6 with older versions of JDK lower than 6u211, < 7u201, or < 8u191.

Exploitation Mechanism

Remote attackers can exploit this vulnerability by gaining access to insecure ORB listeners on servers running Eclipse Glassfish versions 5 and 6 with outdated Java Development Kit versions.

Mitigation and Prevention

Taking immediate and long-term steps to mitigate and prevent the exploitation of CVE-2023-5763 is crucial for maintaining the security of systems utilizing Eclipse Glassfish.

Immediate Steps to Take

Upgrade the Java Development Kit to versions equal to or greater than 6u211, 7u201, or 8u191 to address the vulnerability.
Implement network-level security controls to restrict access to ORB listeners.

Long-Term Security Practices

Regularly update software components and libraries to the latest secure versions.
Conduct routine security assessments and audits to identify and address vulnerabilities proactively.

Patching and Updates

Monitor official sources for patches and updates released by Eclipse Glassfish to address CVE-2023-5763. Apply these patches promptly to secure the systems against potential exploitation.