CVE-2018-1000192 : Vulnerability Insights and Analysis
Learn about CVE-2018-1000192 affecting Jenkins versions 2.120 and earlier, allowing unauthorized users to list all installed plugins. Find mitigation steps and long-term security practices here.
Jenkins versions 2.120 and prior, as well as LTS versions 2.107.2 and prior, contain a vulnerability that exposes information allowing users with Overall/Read access to list all installed plugins.
Understanding CVE-2018-1000192
This CVE identifies an information exposure vulnerability in Jenkins versions 2.120 and older, as well as LTS 2.107.2 and older, specifically in the files AboutJenkins.java and ListPluginsCommand.java.
What is CVE-2018-1000192?
This vulnerability enables users with Overall/Read access to enumerate all plugins currently installed on the affected Jenkins versions.
The Impact of CVE-2018-1000192
The vulnerability allows unauthorized users to access sensitive information about the plugins installed on the Jenkins server, potentially leading to further security breaches.
Technical Details of CVE-2018-1000192
Vulnerability Description
The vulnerability in Jenkins versions 2.120 and earlier, as well as LTS versions 2.107.2 and earlier, permits users with Overall/Read access to list all installed plugins.
Affected Systems and Versions
- Jenkins versions 2.120 and prior
- LTS versions 2.107.2 and prior
Exploitation Mechanism
The vulnerability can be exploited by users with Overall/Read access to access and list all plugins currently installed on the Jenkins server.
Mitigation and Prevention
Immediate Steps to Take
- Upgrade Jenkins to a non-vulnerable version immediately.
- Restrict access rights to minimize exposure to sensitive information.
Long-Term Security Practices
- Regularly monitor and update Jenkins to the latest secure versions.
- Implement the principle of least privilege to restrict user access.
Patching and Updates
Apply security patches and updates provided by Jenkins to address this vulnerability.