CVE-2023-24442 : Vulnerability Insights and Analysis

This CVE-2023-24442 article provides insights into a specific vulnerability affecting the Jenkins GitHub Pull Request Coverage Status Plugin.

Understanding CVE-2023-24442

This section delves into the details of CVE-2023-24442, shedding light on its nature and impact.

What is CVE-2023-24442?

CVE-2023-24442 pertains to the Jenkins GitHub Pull Request Coverage Status Plugin version 2.2.0 and earlier. The plugin stores sensitive information, such as GitHub Personal Access Token, Sonar access token, and Sonar password, in an unencrypted format within its global configuration file on the Jenkins controller. This configuration exposes the credentials to users with access to the Jenkins controller file system, potentially leading to unauthorized access and misuse.

The Impact of CVE-2023-24442

The vulnerability in Jenkins GitHub Pull Request Coverage Status Plugin can have severe consequences, as it compromises the security and confidentiality of sensitive tokens and passwords. Malicious actors could exploit this flaw to gain unauthorized access to these credentials, compromising the integrity of the Jenkins environment and associated systems.

Technical Details of CVE-2023-24442

This section elaborates on the technical aspects of CVE-2023-24442, including the vulnerability description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability in the Jenkins GitHub Pull Request Coverage Status Plugin arises from the unencrypted storage of sensitive tokens and passwords in the global configuration file. This insecure storage mechanism exposes the credentials to potential unauthorized access, posing a significant security risk.

Affected Systems and Versions

The Jenkins GitHub Pull Request Coverage Status Plugin versions 2.2.0 and earlier are impacted by CVE-2023-24442. Users utilizing these versions are susceptible to the security flaw, necessitating immediate action to mitigate the risk of exploitation.

Exploitation Mechanism

With access to the Jenkins controller file system, malicious actors can exploit the vulnerability by extracting the unencrypted GitHub Personal Access Token, Sonar access token, and Sonar password from the global configuration file. This compromised information can then be leveraged to carry out unauthorized activities within the Jenkins environment.

Mitigation and Prevention

In response to CVE-2023-24442, it is essential for users to take immediate steps to address the vulnerability, implement long-term security practices, and apply relevant patches and updates.

Immediate Steps to Take

Users of the Jenkins GitHub Pull Request Coverage Status Plugin version 2.2.0 and earlier should immediately review and secure the global configuration file to encrypt the stored credentials. Additionally, limiting access to the Jenkins controller file system can help mitigate the risk of unauthorized access to sensitive information.

Long-Term Security Practices

To enhance the overall security posture of their Jenkins environment, organizations should adopt best practices such as regular security audits, employee training on secure coding practices, and implementing robust access control measures to safeguard sensitive information.

Patching and Updates

Jenkins Project has likely released patches or updates to address the vulnerability in the GitHub Pull Request Coverage Status Plugin. Users are strongly advised to promptly apply these patches and stay informed about security advisories to prevent potential exploitation of CVE-2023-24442.