Vulnerabilities > CVE-2021-3424 - Unspecified vulnerability in Redhat Single Sign-On 7.4
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
PARTIAL Availability impact
NONE Summary
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.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 1 |