redhat.com Vulnerabilities and Affected Products
Vulnerabilities associated with Keycloak.
Products
Clear product- Keycloak4 vulnerabilities
- RHACM1 vulnerability
- Wildfly-elytron1 vulnerability
| Vulnerability | Title and context | CVSS | EPSS | PoCs | Signals | STIX action |
|---|---|---|---|---|---|---|
CVE-2023-0264MEDIUM | Keycloak vulnerable to user impersonation via stolen UUID codeA flaw was found in Keycloaks OpenID Connect user authentication, which may incorrectly authenticate requests. An authenticated attacker who could obtain information from a user request within the same realm could use that data to impersonate the victim and generate new session tokens. This issue could impact confidentiality, integrity, and availability. | CVSS5.0v3.1 | EPSS1.27% | PoCs2 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2023-0105MEDIUM | Keycloak: Impersonation and lockout possible through incorrect handling of email trustA flaw was found in Keycloak. This flaw allows impersonation and lockout due to the email trust not being handled correctly in Keycloak. An attacker can shadow other users with the same email and lockout or impersonate them. | CVSS6.5v3.1 | EPSS0.7% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
Keycloak has lack of validation of access token on client registrations endpointA flaw was found in Keycloak, where it did not properly check client tokens for possible revocation in its client credential flow. This flaw allows an attacker to access or modify potentially sensitive information. | CVSS3.8v3.1 | EPSS0.466% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX | |
CVE-2022-3782CRITICAL | Keycloak vulnerable to path traversal via double URL encodingkeycloak: path traversal via double URL encoding. A flaw was found in Keycloak, where it does not properly validate URLs included in a redirect. An attacker can use this flaw to construct a malicious request to bypass validation and access other URLs and potentially sensitive information within the domain or possibly conduct further attacks. This flaw affects any client that utilizes a wildcard in the Valid Redirect URIs field. | CVSS9.1v3.1 | EPSS5.8% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |