CVE-2019-16542 : Vulnerability Insights and Analysis
Learn about CVE-2019-16542 affecting Jenkins Anchore Container Image Scanner Plugin 1.0.19 and earlier versions. Find out the impact, technical details, and mitigation steps for this vulnerability.
Jenkins Anchore Container Image Scanner Plugin 1.0.19 and earlier versions store credentials without encryption, making them visible to unauthorized users.
Understanding CVE-2019-16542
This CVE involves a vulnerability in the Jenkins Anchore Container Image Scanner Plugin that exposes unencrypted credentials.
What is CVE-2019-16542?
The credentials in job config.xml files of Jenkins Anchore Container Image Scanner Plugin 1.0.19 and prior versions are stored without encryption on the Jenkins master, potentially compromising sensitive information.
The Impact of CVE-2019-16542
The vulnerability allows users with Extended Read permission or access to the master file system to view sensitive credentials, posing a security risk to the Jenkins environment.
Technical Details of CVE-2019-16542
The technical aspects of the vulnerability are as follows:
Vulnerability Description
The credentials in job config.xml files of Jenkins Anchore Container Image Scanner Plugin 1.0.19 and earlier are stored without encryption, exposing them to unauthorized access.
Affected Systems and Versions
- Product: Jenkins Anchore Container Image Scanner Plugin
- Vendor: Jenkins project
- Versions Affected: 1.0.19 and earlier
Exploitation Mechanism
Unauthorized users with Extended Read permission or access to the Jenkins master file system can exploit this vulnerability to access sensitive credentials.
Mitigation and Prevention
To address CVE-2019-16542, follow these mitigation steps:
Immediate Steps to Take
- Upgrade to a fixed version of the Jenkins Anchore Container Image Scanner Plugin that addresses the encryption issue.
- Restrict access to job config.xml files to only authorized personnel.
Long-Term Security Practices
- Implement encryption mechanisms for storing sensitive credentials in Jenkins.
- Regularly review and update access control policies to prevent unauthorized access to critical information.
Patching and Updates
- Apply security patches and updates provided by Jenkins to ensure the latest fixes for vulnerabilities like CVE-2019-16542.