CVE-2017-1000094 : Exploit Details and Defense Strategies

The Docker Commons Plugin in Jenkins had a vulnerability that allowed unauthorized users to access valid credential IDs, potentially leading to credential capture.

Understanding CVE-2017-1000094

This CVE relates to a security issue in the Docker Commons Plugin for Jenkins.

What is CVE-2017-1000094?

The Docker Commons Plugin in Jenkins provided a list of valid credential IDs for Docker Registry authentication during job setup. However, it did not enforce permissions, allowing any user with Overall/Read permission to view these IDs, posing a security risk.

The Impact of CVE-2017-1000094

This vulnerability could be exploited by malicious actors to access and potentially capture sensitive credentials, compromising the security of the Jenkins environment.

Technical Details of CVE-2017-1000094

The technical aspects of this CVE are as follows:

Vulnerability Description

The Docker Commons Plugin did not properly verify permissions, enabling unauthorized users to access valid credential IDs.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions: Not applicable

Exploitation Mechanism

Unauthorized users with Overall/Read permission could exploit this vulnerability to access valid credential IDs, potentially leading to credential capture.

Mitigation and Prevention

To address CVE-2017-1000094, consider the following steps:

Immediate Steps to Take

Upgrade the Docker Commons Plugin to the latest version that includes a fix for this vulnerability.
Restrict access permissions to sensitive credentials within Jenkins.

Long-Term Security Practices

Regularly review and update Jenkins plugins to ensure they are free from known vulnerabilities.
Implement a least privilege access control policy to limit user access to sensitive information.

Patching and Updates

Stay informed about security advisories related to Jenkins and its plugins.
Apply patches and updates promptly to mitigate potential security risks.