CVE-2019-18841 Explained : Impact and Mitigation

Prototype pollution is possible in Chartkick.js versions 3.1.0 through 3.1.3. This vulnerability also affects the Chartkick gem before version 3.3.0 for Ruby.

Understanding CVE-2019-18841

Chartkick.js 3.1.0 through 3.1.3 and the Chartkick gem before 3.3.0 for Ruby are susceptible to prototype pollution.

What is CVE-2019-18841?

CVE-2019-18841 is a vulnerability that allows for prototype pollution in Chartkick.js versions 3.1.0 through 3.1.3 and the Chartkick gem before version 3.3.0 for Ruby. This can lead to potential security risks and exploitation.

The Impact of CVE-2019-18841

The vulnerability in CVE-2019-18841 can be exploited to manipulate object prototypes, potentially leading to security breaches, data tampering, or unauthorized access to sensitive information.

Technical Details of CVE-2019-18841

Chartkick.js and the Chartkick gem are affected by this vulnerability.

Vulnerability Description

The vulnerability allows attackers to pollute the prototype of objects, enabling them to modify behavior or gain unauthorized access.

Affected Systems and Versions

Chartkick.js versions 3.1.0 through 3.1.3
Chartkick gem before version 3.3.0 for Ruby

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious code to manipulate object prototypes, potentially leading to security compromises.

Mitigation and Prevention

It is crucial to take immediate steps to mitigate the risks posed by CVE-2019-18841.

Immediate Steps to Take

Update Chartkick.js to versions beyond 3.1.3
Upgrade the Chartkick gem to version 3.3.0 or later
Monitor for any suspicious activities on affected systems

Long-Term Security Practices

Regularly update software and dependencies to patch known vulnerabilities
Implement secure coding practices to prevent similar issues in the future

Patching and Updates

Apply patches provided by the software vendors promptly
Stay informed about security updates and advisories to protect systems from potential threats