攻撃が成り立つには被害者のYubiKeyを入手して外装をはがしてチップにアクセスする必要があるそうですよ
YubiKeys are vulnerable to cloning attacks thanks to newly discovered side channel | Ars Technica https://arstechnica.com/security/2024/09/yubikeys-are-vulnerable-to-cloning-attacks-thanks-to-newly-discovered-side-channel/