The OpenSSL gem for Ruby uses the same initialization vector (IV) in GCM Mode (aes-*-gcm) when the IV is set before the key, which makes it easier for context-dependent attackers to bypass the encryption protection mechanism.
{ "nvd_published_at": null, "cwe_ids": [ "CWE-326" ], "severity": "HIGH", "github_reviewed": true, "github_reviewed_at": "2020-06-16T21:19:22Z" }