CVE-2020-2125 : What You Need to Know
Learn about CVE-2020-2125 affecting Jenkins Debian Package Builder Plugin versions <= 1.6.11, exposing unencrypted GPG passphrase. Find mitigation steps and preventive measures here.
Jenkins Debian Package Builder Plugin 1.6.11 and earlier versions store a GPG passphrase unencrypted, posing a security risk.
Understanding CVE-2020-2125
This CVE involves a vulnerability in the Jenkins Debian Package Builder Plugin that could allow unauthorized access to sensitive information.
What is CVE-2020-2125?
Jenkins Debian Package Builder Plugin versions 1.6.11 and below store a GPG passphrase in an unencrypted format within the global configuration file on the Jenkins master, potentially exposing it to users with access to the master file system.
The Impact of CVE-2020-2125
The vulnerability could lead to unauthorized disclosure of sensitive information, including the GPG passphrase, which could be misused by attackers to compromise the Jenkins environment.
Technical Details of CVE-2020-2125
The technical aspects of the CVE provide insights into the vulnerability and its implications.
Vulnerability Description
The Jenkins Debian Package Builder Plugin vulnerability allows the unencrypted storage of a GPG passphrase in the global configuration file on the Jenkins master.
Affected Systems and Versions
- Product: Jenkins Debian Package Builder Plugin
- Vendor: Jenkins project
- Versions Affected: <= 1.6.11, next of 1.6.11
Exploitation Mechanism
The vulnerability can be exploited by users with access to the Jenkins master file system to view the stored GPG passphrase.
Mitigation and Prevention
Taking immediate steps and implementing long-term security practices are crucial to mitigating the risks associated with CVE-2020-2125.
Immediate Steps to Take
- Upgrade the Jenkins Debian Package Builder Plugin to a secure version that addresses the vulnerability.
- Restrict access to the Jenkins master file system to authorized personnel only.
Long-Term Security Practices
- Regularly review and update security configurations and access controls within the Jenkins environment.
- Implement encryption mechanisms for sensitive information storage to prevent unauthorized access.
Patching and Updates
- Apply patches and updates provided by Jenkins project to fix the vulnerability and enhance the security of the Jenkins Debian Package Builder Plugin.