CVE-2021-25966 Explained : Impact and Mitigation

Orchard Core CMS - Improper Session Termination after Password Change Vulnerability has been identified in versions 1.0.0-beta1-3383 to 1.0.0. Learn about the impact of the vulnerability, technical details, and mitigation strategies.

Understanding CVE-2021-25966

This CVE identifies a vulnerability in Orchard Core CMS versions 1.0.0-beta1-3383 to 1.0.0, where improper session termination occurs after a password change.

What is CVE-2021-25966?

The issue allows users who have changed their password to still access the application, even after the password change, posing a risk to confidentiality and integrity.

The Impact of CVE-2021-25966

The vulnerability has a CVSS base score of 8.8 (High) with significant impacts on confidentiality, integrity, and availability. An attacker could maintain unauthorized access to the system after the password is changed.

Technical Details of CVE-2021-25966

The following technical aspects are associated with CVE-2021-25966:

Vulnerability Description

Orchard Core CMS fails to terminate the session properly after a password change, allowing unauthorized access to the application.

Affected Systems and Versions

Versions 1.0.0-beta1-3383 to 1.0.0 of Orchard Core CMS are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by leveraging the improper handling of session termination upon password change.

Mitigation and Prevention

To address CVE-2021-25966, consider the following mitigation strategies:

Immediate Steps to Take

Monitor user sessions for any unauthorized access.
Implement additional authentication checks after password changes.

Long-Term Security Practices

Regularly update the CMS to the latest secure version.
Conduct security training for users to enhance awareness.

Patching and Updates

Apply patches provided by OrchardCore to fix the improper session termination vulnerability.