Advisory: Vulnerability exploiting the Winbox port [SOLVED] https://forum.mikrotik.com/viewtopic.php?f=21&t=133533 Long thread there at the MikroTik forum.
MikroTik Patches Zero-Day Flaw Under Attack in Record Time April 24, 2018 https://www.bleepingcomputer.com/ne...es-zero-day-flaw-under-attack-in-record-time/