CVE-2021-3976 Explained : Impact and Mitigation

A detailed analysis of the Cross-Site Request Forgery (CSRF) vulnerability in kevinpapst/kimai2.

Understanding CVE-2021-3976

This CVE involves a CSRF vulnerability in the kevinpapst/kimai2 application.

What is CVE-2021-3976?

kimai2 is susceptible to Cross-Site Request Forgery (CSRF) attacks, allowing malicious actors to perform unauthorized actions on behalf of the authenticated user.

The Impact of CVE-2021-3976

The vulnerability has a CVSS base score of 4.3, with a medium severity level. An attacker can exploit this flaw to manipulate user data or perform actions without their consent.

Technical Details of CVE-2021-3976

In-depth details about the vulnerability in kevinpapst/kimai2.

Vulnerability Description

The CSRF vulnerability in kimai2 enables attackers to forge requests that can lead to unauthorized actions within the application.

Affected Systems and Versions

The vulnerability affects kevinpapst/kimai2 versions earlier than 1.16.2, leaving them exposed to potential CSRF attacks.

Exploitation Mechanism

Attackers can leverage the CSRF vulnerability to trick authenticated users into unknowingly executing malicious actions, leading to various security risks.

Mitigation and Prevention

Preventive measures to address the CVE-2021-3976 vulnerability.

Immediate Steps to Take

Users should update their kevinpapst/kimai2 installations to version 1.16.2 to mitigate the CSRF vulnerability.

Long-Term Security Practices

Implement strict input validation, employ anti-CSRF tokens, and conduct regular security audits to enhance application security.

Patching and Updates

Stay informed about security patches and updates for kevinpapst/kimai2 to address known vulnerabilities and protect the application.