CVE-2021-3424
Fixed in a distro release EPSS <1%
A flaw was found in keycloak as shipped in Red Hat Single Sign-On 7.4 where IDN homograph attacks are possible. A malicious user can register himself with a name already registered and trick admin to grant him extra privileges.
Products: redhat single_sign-on
Fixed upstream
| Ecosystem | Package | Fixed in |
|---|---|---|
| Maven | org.keycloak:keycloak-services | 18.0.0 |
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Arch Linux | keycloak | 16.0.0-1 |
| Red Hat red hat single sign on 7 | rh-sso7-keycloak | 0:9.0.13-1.redhat_00006.1.el6sso |
| Red Hat red hat single sign on 7 | rh-sso7-keycloak | 0:9.0.13-1.redhat_00006.1.el7sso |
| Red Hat red hat single sign on 7 | rh-sso7-keycloak | 0:9.0.13-1.redhat_00006.1.el8sso |
| Red Hat red hat single sign on 7 | rh-sso7-keycloak-server | 0:9.0.13-1.redhat_00006.1.el6sso |
| Red Hat red hat single sign on 7 | rh-sso7-keycloak-server | 0:9.0.13-1.redhat_00006.1.el7sso |
| Red Hat red hat single sign on 7 | rh-sso7-keycloak-server | 0:9.0.13-1.redhat_00006.1.el8sso |