CVE-2023-24438 : Security Advisory and Response

This CVE pertains to a vulnerability found in the Jenkins JIRA Pipeline Steps Plugin, allowing attackers with certain permissions to exploit the plugin and potentially capture stored credentials in Jenkins.

Understanding CVE-2023-24438

This section will provide an insight into the nature of CVE-2023-24438, its impact, technical details, and mitigation strategies.

What is CVE-2023-24438?

CVE-2023-24438 describes a flaw in the Jenkins JIRA Pipeline Steps Plugin version 2.0.165.v8846cf59f3db and earlier. Attackers with Overall/Read permission can connect to a specific URL using credentials obtained through alternative methods, enabling them to capture stored credentials within Jenkins.

The Impact of CVE-2023-24438

The impact of this vulnerability is significant as it allows unauthorized individuals to access sensitive credentials stored within the Jenkins environment. This could lead to data breaches, unauthorized system access, and potential compromise of confidential information.

Technical Details of CVE-2023-24438

In this section, we delve into the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability in the Jenkins JIRA Pipeline Steps Plugin enables attackers with specific permissions to connect to a designated URL using obtained credentials, resulting in the potential extraction of stored credentials within Jenkins.

Affected Systems and Versions

The affected system includes Jenkins JIRA Pipeline Steps Plugin version 2.0.165.v8846cf59f3db and earlier. Users utilizing these versions are at risk of exploitation if proper precautions are not taken.

Exploitation Mechanism

Exploiting CVE-2023-24438 involves leveraging the missing permission check in the Jenkins JIRA Pipeline Steps Plugin to connect to a specified URL with acquired credentials, leading to the extraction of stored credentials in the Jenkins application.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-24438, immediate steps should be taken to address the vulnerability and implement security best practices.

Immediate Steps to Take

Users should update the Jenkins JIRA Pipeline Steps Plugin to a patched version that addresses the vulnerability.
Restrict access permissions to minimize the risk of unauthorized users exploiting the vulnerability.
Monitor for any suspicious activities related to credential access and usage within the Jenkins environment.

Long-Term Security Practices

Implementing a comprehensive security policy that includes regular security assessments, vulnerability scanning, and employee training on secure coding practices can help prevent similar vulnerabilities in the future.

Patching and Updates

Regularly check for security advisories and updates from Jenkins Project to ensure that your software and plugins are up to date with the latest security patches. Updating promptly can help protect your systems from known vulnerabilities like CVE-2023-24438.