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


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-JAVA-ORGKEYCLOAK-6618054
  • published18 Apr 2024
  • disclosed17 Apr 2024
  • creditBastian Kanbach

Introduced: 17 Apr 2024

CVE-2023-6544  (opens in a new tab)
CWE-290  (opens in a new tab)

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

CVSS Scores

version 3.1