Authorization Bypass Through User-Controlled Key Affecting org.keycloak:keycloak-services package, versions [,24.0.3)


0.0
medium

Snyk CVSS

    Attack Complexity Low

    Threat Intelligence

    EPSS 0.04% (13th percentile)
Expand this section
Red Hat
5.4 medium

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  • Snyk ID SNYK-JAVA-ORGKEYCLOAK-6618054
  • published 18 Apr 2024
  • disclosed 17 Apr 2024
  • credit Bastian Kanbach

How to fix?

Upgrade org.keycloak:keycloak-services to version 24.0.3 or higher.

Overview

org.keycloak:keycloak-services is an open source identity and access management solution for modern applications and services.

Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key due to a permissive regular expression hardcoded for filtering allowed hosts to register a dynamic client. A unauthorized user with enough information about the environment could benefit and jeopardize an environment with this specific Dynamic Client Registration with TrustedDomain configuration.

References