CVE-2023-2422
Keycloak: oauth client impersonation
A flaw was found in Keycloak. A Keycloak server configured to support mTLS authentication for OAuth/OpenID clients does not properly verify the client certificate chain. A client that possesses a proper certificate can authorize itself as any other client, therefore, access data that belongs to other clients.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N
Produtos afetados
Red Hat · Red Hat Single Sign-On 7Red Hat · Red Hat Single Sign-On 7.6 for RHEL 7Red Hat · Red Hat Single Sign-On 7.6 for RHEL 8Red Hat · Red Hat Single Sign-On 7.6 for RHEL 9Red Hat · RHEL-8 based Middleware ContainersQuer saber se a sua infraestrutura está exposta a isto?
Falar com a TrueHacking →Referências
https://access.redhat.com/errata/RHSA-2023:3883https://access.redhat.com/errata/RHSA-2023:3884https://access.redhat.com/errata/RHSA-2023:3885https://access.redhat.com/errata/RHSA-2023:3888https://access.redhat.com/errata/RHSA-2023:3892https://access.redhat.com/security/cve/CVE-2023-2422https://bugzilla.redhat.com/show_bug.cgi?id=2191668