CVE-2020-2186 Explained : Impact and Mitigation
Learn about CVE-2020-2186, a cross-site request forgery vulnerability in Jenkins Amazon EC2 Plugin 1.50.1 and earlier allowing unauthorized provisioning. Find mitigation steps and prevention measures.
A cross-site request forgery vulnerability in Jenkins Amazon EC2 Plugin 1.50.1 and earlier allows attackers to provision instances.
Understanding CVE-2020-2186
This CVE involves a security vulnerability in the Jenkins Amazon EC2 Plugin that could be exploited by attackers to provision instances.
What is CVE-2020-2186?
The CVE-2020-2186 is a cross-site request forgery vulnerability found in the Jenkins Amazon EC2 Plugin version 1.50.1 and earlier. This vulnerability enables malicious actors to provision instances.
The Impact of CVE-2020-2186
The vulnerability allows attackers to perform unauthorized provisioning of instances, potentially leading to unauthorized access and misuse of resources.
Technical Details of CVE-2020-2186
This section provides more technical insights into the CVE.
Vulnerability Description
The vulnerability is classified as CWE-352: Cross-Site Request Forgery (CSRF), allowing attackers to forge requests and provision instances without proper authorization.
Affected Systems and Versions
- Product: Jenkins Amazon EC2 Plugin
- Vendor: Jenkins project
- Versions Affected: <= 1.50.1
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting malicious requests to the affected plugin, tricking it into provisioning instances without proper authentication.
Mitigation and Prevention
To address and prevent the exploitation of CVE-2020-2186, follow these steps:
Immediate Steps to Take
- Update the Jenkins Amazon EC2 Plugin to a version beyond 1.50.1 to mitigate the vulnerability.
- Monitor and restrict network access to Jenkins instances to prevent unauthorized provisioning.
Long-Term Security Practices
- Regularly review and update Jenkins plugins to ensure they are not vulnerable to known security issues.
- Implement strong authentication mechanisms to prevent unauthorized access to Jenkins resources.
Patching and Updates
- Stay informed about security advisories from Jenkins and promptly apply patches and updates to address any identified vulnerabilities.