CVE-2023-0264 (keycloak, openshift_container_platform, openshift_container_platform_for_ibm_linuxone, openshift_container_platform_ibm_z_systems, single_sign-on)

A 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.

authenticate authentication availability confidentiality connect cve data flaw impact information integrity issue keycloak may openid openid connect realm request requests session tokens victim