CVE-2017-1000242 : Vulnerability Insights and Analysis

The Jenkins Git Client Plugin versions 2.4.2 and below have a vulnerability that can lead to the disclosure of sensitive information due to insecure file permissions.

Understanding CVE-2017-1000242

This CVE entry highlights a security issue in the Jenkins Git Client Plugin that could potentially expose sensitive data.

What is CVE-2017-1000242?

The vulnerability in Jenkins Git Client Plugin versions 2.4.2 and earlier allows the creation of temporary files with insecure permissions, which may result in the disclosure of confidential information.

The Impact of CVE-2017-1000242

The insecure file permissions in the affected versions can lead to the exposure of sensitive data, posing a risk to the confidentiality of information stored or processed by the plugin.

Technical Details of CVE-2017-1000242

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The Jenkins Git Client Plugin versions 2.4.2 and below generate temporary files with insecure permissions, potentially allowing unauthorized access to sensitive information.

Affected Systems and Versions

Product: Jenkins Git Client Plugin
Vendor: Jenkins
Versions affected: 2.4.2 and earlier

Exploitation Mechanism

The vulnerability is exploited by taking advantage of the insecure file permissions set during the creation of temporary files by the plugin.

Mitigation and Prevention

Protecting systems from CVE-2017-1000242 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update the Jenkins Git Client Plugin to a secure version that addresses the vulnerability.
Monitor system logs for any suspicious activities that might indicate exploitation of the vulnerability.

Long-Term Security Practices

Regularly review and update file permissions on the system to prevent similar vulnerabilities.
Conduct security assessments and penetration testing to identify and address any security gaps.

Patching and Updates

Ensure timely installation of security patches and updates provided by Jenkins to mitigate the vulnerability effectively.