Red Hat Keycloak before version 2.5.1 has an implementation of HMAC verification for JWS tokens that uses a method that runs in non-constant time, potentially leaving the application vulnerable to timing attacks.
{ "cwe_ids": [ "CWE-200" ], "nvd_published_at": null, "github_reviewed_at": "2020-06-16T21:59:50Z", "severity": "MODERATE", "github_reviewed": true }