CVE-2018-14657 : Vulnerability Insights and Analysis

Keycloak versions 4.2.1.Final and 4.3.0.Final have a vulnerability related to TOPT (Time-based One-Time Password) implementation.

Understanding CVE-2018-14657

This CVE involves a security flaw in Keycloak versions 4.2.1.Final and 4.3.0.Final that affects the TOPT feature.

What is CVE-2018-14657?

The vulnerability arises from an inadequate enforcement of security measures in the Brute Force detection algorithm when TOPT is enabled.

The Impact of CVE-2018-14657

The impact is rated as MEDIUM with a CVSS base score of 5.4. The confidentiality and integrity impacts are low, and the attack complexity is rated as LOW.

Technical Details of CVE-2018-14657

Key technical aspects of the CVE.

Vulnerability Description

The flaw allows attackers to bypass security measures when TOPT is enabled due to the ineffective implementation of the Brute Force detection algorithm.

Affected Systems and Versions

Product: Keycloak
Vendor: Red Hat
Versions: 4.2.1.Final, 4.3.0.Final

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: Low
User Interaction: None
Scope: Unchanged

Mitigation and Prevention

Steps to address and prevent the vulnerability.

Immediate Steps to Take

Disable TOPT if not essential
Monitor for any unusual activity related to authentication

Long-Term Security Practices

Regularly update Keycloak to the latest version
Implement multi-factor authentication for enhanced security

Patching and Updates

Apply patches provided by Red Hat for Keycloak versions 4.2.1.Final and 4.3.0.Final