CVE-2021-25323 : Security Advisory and Response

A vulnerability has been identified in MISP 2.4.136, where the default setting did not enforce the requirement to provide the previous password when changing a password.

Understanding CVE-2021-25323

This CVE record highlights a specific security issue in MISP 2.4.136 related to password changes.

What is CVE-2021-25323?

The default setting of MISP 2.4.136 did not enable the requirements (aka require_password_confirmation) to provide the previous password when changing a password.

The Impact of CVE-2021-25323

This vulnerability could allow an attacker to change user passwords without requiring the old password, leading to unauthorized access to accounts and potential data breaches.

Technical Details of CVE-2021-25323

In this section, we delve into the technical aspects of the vulnerability.

Vulnerability Description

The issue arises from the lack of enforcing the requirement for users to enter their previous password when changing passwords in MISP 2.4.136.

Affected Systems and Versions

The affected version is MISP 2.4.136 where the default setting does not validate the previous password during password changes.

Exploitation Mechanism

Attackers can exploit this vulnerability by changing user passwords without the need for the old password, potentially gaining unauthorized access.

Mitigation and Prevention

To address CVE-2021-25323, it is crucial to implement the following measures.

Immediate Steps to Take

Update MISP to a patched version that enforces password confirmation.
Encourage users to choose strong and unique passwords.

Long-Term Security Practices

Conduct regular security audits and assessments of MISP installations.
Educate users on password best practices and the importance of password security.

Patching and Updates

Stay informed about security updates and patches released for MISP, ensuring timely implementation to prevent potential security vulnerabilities.