CVE-2020-2143 : Security Advisory and Response
Learn about CVE-2020-2143 affecting Jenkins Logstash Plugin versions <= 2.3.1. Find out the impact, technical details, and mitigation steps for this security vulnerability.
Jenkins Logstash Plugin 2.3.1 and earlier versions transmit configured credentials in plain text, potentially exposing them to unauthorized access.
Understanding CVE-2020-2143
This CVE involves a security vulnerability in the Jenkins Logstash Plugin that could lead to the exposure of sensitive information.
What is CVE-2020-2143?
The CVE-2020-2143 vulnerability in Jenkins Logstash Plugin versions 2.3.1 and earlier allows the transmission of credentials in plain text, posing a risk of exposure.
The Impact of CVE-2020-2143
The vulnerability could result in unauthorized access to sensitive credentials configured within the global Jenkins configuration form, potentially leading to security breaches and data leaks.
Technical Details of CVE-2020-2143
The technical aspects of the CVE-2020-2143 vulnerability are as follows:
Vulnerability Description
Jenkins Logstash Plugin 2.3.1 and earlier versions transmit configured credentials in plain text as part of the global Jenkins configuration form, potentially exposing them to unauthorized access.
Affected Systems and Versions
- Product: Jenkins Logstash Plugin
- Vendor: Jenkins project
- Versions Affected: <= 2.3.1
- Version Type: Custom
Exploitation Mechanism
The vulnerability allows attackers to intercept and view plain text credentials transmitted by the plugin, compromising the security of the credentials.
Mitigation and Prevention
To address CVE-2020-2143 and enhance security measures, consider the following steps:
Immediate Steps to Take
- Upgrade Jenkins Logstash Plugin to a version beyond 2.3.1 to mitigate the vulnerability.
- Avoid storing sensitive credentials in plain text within Jenkins configurations.
Long-Term Security Practices
- Implement encryption mechanisms for sensitive data transmission.
- Regularly review and update security configurations to prevent similar vulnerabilities.
Patching and Updates
- Stay informed about security advisories and updates from Jenkins project to apply patches promptly and ensure system security.