Symfony before 2.8.6 and 3.x before 3.0.6 allows remote attackers to bypass authentication by logging in with an empty password and valid username, which triggers an unauthenticated bind.
{ "severity": "CRITICAL", "cwe_ids": [ "CWE-287" ], "github_reviewed": true, "github_reviewed_at": "2023-07-31T18:26:03Z", "nvd_published_at": "2017-02-07T17:59:00Z" }