An integer underflow in the SMB server of MikroTik RouterOS before 6.45.5 allows remote unauthenticated attackers to crash the service.
https://mikrotik.com
https://gist.github.com/thebabush/3c71fc5001f8865e3ad579e80680ce24
https://forum.mikrotik.com/viewtopic.php?t=151603
Source: Mitre, NVD
Published: 2020-10-07
Updated: 2021-07-21
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P
Severity: Medium
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: High