CVE-2021-3660 : What You Need to Know

Cockpit (and its plugins) are vulnerable to clickjacking attacks due to a lack of protection against rendering in <iFrame> elements. This could allow a malicious website to display a page from a Cockpit server within its own interface, leading to potential clickjacking or similar exploits.

Understanding CVE-2021-3660

This section delves into the impact and technical details of the CVE-2021-3660 vulnerability.

What is CVE-2021-3660?

CVE-2021-3660 highlights an issue in Cockpit's security where it fails to defend against clickjacking attacks, potentially exposing users to malicious activities.

The Impact of CVE-2021-3660

The vulnerability allows attackers to embed Cockpit server pages in malicious websites, tricking users into performing unintentional actions.

Technical Details of CVE-2021-3660

Explore the specifics of the vulnerability in this section.

Vulnerability Description

Cockpit's lack of protection against clickjacking enables malicious websites to display server pages via <iFrame>, facilitating deceptive attacks.

Affected Systems and Versions

The vulnerability affects all versions of Cockpit prior to version 254, where a fix addressing this issue was implemented.

Exploitation Mechanism

Exploiting CVE-2021-3660 involves embedding Cockpit server pages within malicious websites to deceive users and potentially carry out attacks.

Mitigation and Prevention

Discover the steps to mitigate and prevent the CVE-2021-3660 vulnerability in this section.

Immediate Steps to Take

Users are advised to update Cockpit to version 254 or later to mitigate the clickjacking vulnerability.

Long-Term Security Practices

Implement strict security practices to safeguard against similar vulnerabilities in the future.

Patching and Updates

Regularly apply updates and patches to Cockpit to address security issues and ensure a secure environment.