FTP parser: recoverable RETR error escalated to APP_LAYER_ERROR disables FTP application-layer inspection on the same flow

FTP parser: recoverable RETR error escalated to APPLAYERERROR disables FTP application-layer inspection on the same flow Vulnerability Overview Suricata's FTP application-layer parser escalates a protocol-recoverable command-ordering error — a client sending RETR/STOR before negotiating a data po...