keycloak before version 4.0.0.final is vulnerable to a infinite loop in session replacement. A Keycloak cluster with multiple nodes could mishandle an expired session replacement and lead to an infinite loop. A malicious authenticated user could use this flaw to achieve Denial of Service on the server.
{ "nvd_published_at": null, "github_reviewed_at": "2020-06-16T21:39:23Z", "severity": "MODERATE", "github_reviewed": true, "cwe_ids": [ "CWE-835" ] }