CVE-2021-31745 : What You Need to Know

A Session Fixation vulnerability in login.php in Pluck-CMS Pluck 4.7.15 allows attackers to sustain unauthorized access due to sessions not being invalidated after a password change.

Understanding CVE-2021-31745

This CVE identifies a security flaw in Pluck-CMS Pluck 4.7.15 that enables unauthorized access persistence post password changes.

What is CVE-2021-31745?

The CVE-2021-31745 exposes a Session Fixation vulnerability in Pluck CMS, enabling attackers to maintain unauthorized access to the platform.

The Impact of CVE-2021-31745

The vulnerability allows attackers to retain access even after an administrator conducts remediation efforts like password resets.

Technical Details of CVE-2021-31745

The technical aspects of the CVE include:

Vulnerability Description

The vulnerability resides in the login.php module of Pluck-CMS Pluck 4.7.15, permitting unauthorized access persistence.

Affected Systems and Versions

Pluck 4.7.15 is affected by this vulnerability, leaving instances unsecured unless patched.

Exploitation Mechanism

Attackers exploit this flaw by taking advantage of session fixation, allowing them to maintain access after password changes.

Mitigation and Prevention

To address CVE-2021-31745, consider the following security measures:

Immediate Steps to Take

Update Pluck-CMS to the latest version to mitigate the vulnerability.

Long-Term Security Practices

Implement regular password changes and session management best practices to enhance security.

Patching and Updates

Stay informed about security patches and updates provided by Pluck-CMS to prevent exploitation of this vulnerability.