CVE-2020-2193 : Security Advisory and Response

Jenkins ECharts API Plugin 4.7.0-3 and earlier versions are affected by a stored cross-site scripting vulnerability due to unescaped parser identifiers when rendering charts.

Understanding CVE-2020-2193

This CVE record highlights a security issue in the Jenkins ECharts API Plugin that could lead to cross-site scripting attacks.

What is CVE-2020-2193?

CVE-2020-2193 is a vulnerability in Jenkins ECharts API Plugin versions 4.7.0-3 and earlier, allowing malicious actors to execute cross-site scripting attacks.

The Impact of CVE-2020-2193

The vulnerability could result in stored cross-site scripting attacks, enabling attackers to inject malicious scripts into web pages viewed by other users.

Technical Details of CVE-2020-2193

The technical aspects of the vulnerability are crucial for understanding its implications and mitigating risks.

Vulnerability Description

Jenkins ECharts API Plugin 4.7.0-3 and earlier versions fail to properly escape parser identifiers during chart rendering, leading to a stored cross-site scripting vulnerability.

Affected Systems and Versions

Product: Jenkins ECharts API Plugin
Vendor: Jenkins project
Versions Affected: <= 4.7.0-3 (unspecified/custom version)

Exploitation Mechanism

The vulnerability allows attackers to inject malicious scripts into charts, which are then executed in the context of other users viewing the charts.

Mitigation and Prevention

Taking immediate steps and implementing long-term security practices are essential to mitigate the risks associated with CVE-2020-2193.

Immediate Steps to Take

Update Jenkins ECharts API Plugin to a patched version that addresses the cross-site scripting vulnerability.
Monitor and restrict user input to prevent malicious script injection.

Long-Term Security Practices

Regularly update and patch all software components to prevent known vulnerabilities.
Educate developers and users on secure coding practices to avoid similar vulnerabilities in the future.

Patching and Updates

Apply security patches provided by Jenkins project promptly to address the vulnerability and enhance system security.