CVE-2020-2311 Explained : Impact and Mitigation

A missing permission check in Jenkins AWS Global Configuration Plugin 1.5 and earlier allows attackers with Overall/Read permission to replace the global AWS configuration.

Understanding CVE-2020-2311

This CVE involves a vulnerability in the Jenkins AWS Global Configuration Plugin that could be exploited by attackers with specific permissions.

What is CVE-2020-2311?

The vulnerability in Jenkins AWS Global Configuration Plugin version 1.5 and earlier enables attackers with Overall/Read permission to modify the global AWS configuration.

The Impact of CVE-2020-2311

The vulnerability could lead to unauthorized changes to the AWS configuration, potentially compromising the security and integrity of AWS resources.

Technical Details of CVE-2020-2311

This section provides more in-depth technical information about the CVE.

Vulnerability Description

A missing permission check in Jenkins AWS Global Configuration Plugin 1.5 and earlier allows attackers with Overall/Read permission to replace the global AWS configuration.

Affected Systems and Versions

Product: Jenkins AWS Global Configuration Plugin
Vendor: Jenkins project
Affected Versions:
Version <= 1.5 (Custom)
Version 1.3.1 (Unaffected)

Exploitation Mechanism

Attackers with Overall/Read permission can exploit the vulnerability to manipulate the global AWS configuration.

Mitigation and Prevention

Protecting systems from CVE-2020-2311 requires immediate actions and long-term security practices.

Immediate Steps to Take

Upgrade Jenkins AWS Global Configuration Plugin to a patched version.
Restrict Overall/Read permissions to authorized users only.

Long-Term Security Practices

Regularly review and update permissions and access controls in Jenkins.
Monitor and audit changes to the AWS configuration for unauthorized modifications.

Patching and Updates

Apply security patches and updates provided by Jenkins project to address the vulnerability.