CVE-2018-1000144 : Exploit Details and Defense Strategies

The Cucumber Living Documentation Plugin version 1.0.12 and previous versions of Jenkins have a vulnerability known as cross-site scripting (XSS) that affects users.

Understanding CVE-2018-1000144

This CVE involves a specific vulnerability in Jenkins that can be exploited by attackers to target users of the platform.

What is CVE-2018-1000144?

The vulnerability in the Cucumber Living Documentation Plugin in Jenkins allows attackers to bypass security measures and execute cross-site scripting attacks.

The Impact of CVE-2018-1000144

The vulnerability enables attackers to manipulate files within Jenkins, potentially compromising the security and integrity of user data.

Technical Details of CVE-2018-1000144

This section provides more technical insights into the nature of the vulnerability.

Vulnerability Description

The vulnerability exists in the "doDynamic" function of CukedoctorBaseAction, disabling Content-Security-Policy protection for archived artifacts and workspace files.

Affected Systems and Versions

Product: Cucumber Living Documentation Plugin
Vendor: Jenkins
Versions affected: 1.0.12 and older

Exploitation Mechanism

Attackers with the ability to control the content of archived artifacts and workspace files can exploit this vulnerability to target Jenkins users.

Mitigation and Prevention

Protecting systems from CVE-2018-1000144 is crucial to maintaining security.

Immediate Steps to Take

Update Jenkins to the latest version that addresses the vulnerability.
Implement Content-Security-Policy measures to mitigate XSS attacks.

Long-Term Security Practices

Regularly monitor and audit Jenkins configurations and plugins for security vulnerabilities.
Educate users on safe file handling practices to prevent exploitation.

Patching and Updates

Apply security patches promptly to ensure protection against known vulnerabilities.