CVE-2023-6544
Fixed in a distro release EPSS 1%CVSS 5.4
A flaw was found in the Keycloak package. This issue occurs due to a permissive regular expression hardcoded for filtering which allows hosts to register a dynamic client. A malicious user with enough information about the environment could jeopardize an environment with this specific Dynamic Client Registration and TrustedDomain configuration previously unauthorized.
Products: Red Hat build of Keycloak 22, Red Hat build of Keycloak 22.0.10, Red Hat Single Sign-On 7.6 for RHEL 7, Red Hat Single Sign-On 7.6 for RHEL 8, Red Hat Single Sign-On 7.6 for RHEL 9, Red Hat RHEL-8 based Middleware Containers, Red Hat RHSSO 7.6.8
Fixed upstream
| Ecosystem | Package | Fixed in |
|---|---|---|
| Maven | org.keycloak:keycloak-services | 22.0.10 |
| Maven | org.keycloak:keycloak-services | 24.0.3 |
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Chainguard | keycloak | 24.0.3-r0 |
| Chainguard | keycloak-bitnami-compat | 24.0.3-r0 |
| Chainguard | keycloak-bitnami-fips | 24.0.3-r0 |
| Chainguard | keycloak-compat | 24.0.3-r0 |
| Chainguard | keycloak-fips | 24.0.3-r0 |
| Chainguard | keycloak-fips-bitnami-compat | 24.0.3-r0 |
| Chainguard | keycloak-fips-policy-140-2 | 24.0.3-r0 |
| Chainguard | keycloak-fips-policy-140-3 | 24.0.3-r0 |
| Chainguard | keycloak-iamguarded-compat | 24.0.3-r0 |
| Chainguard | keycloak-iamguarded-fips | 24.0.3-r0 |
| Red Hat red hat single sign on 7.6 | rh-sso7-keycloak | 0:18.0.13-1.redhat_00001.1.el7sso |
| Red Hat red hat single sign on 7.6 | rh-sso7-keycloak | 0:18.0.13-1.redhat_00001.1.el8sso |
| Red Hat red hat single sign on 7.6 | rh-sso7-keycloak | 0:18.0.13-1.redhat_00001.1.el9sso |
| Red Hat red hat single sign on 7.6 | rh-sso7-keycloak-server | 0:18.0.13-1.redhat_00001.1.el7sso |
| Red Hat red hat single sign on 7.6 | rh-sso7-keycloak-server | 0:18.0.13-1.redhat_00001.1.el8sso |
| Red Hat red hat single sign on 7.6 | rh-sso7-keycloak-server | 0:18.0.13-1.redhat_00001.1.el9sso |
| Wolfi | keycloak | 24.0.3-r0 |
| Wolfi | keycloak-bitnami-compat | 24.0.3-r0 |
| Wolfi | keycloak-compat | 24.0.3-r0 |
| Wolfi | keycloak-iamguarded-compat | 24.0.3-r0 |