Vulnerability Database

309,234

Total vulnerabilities in the database

CVE-2020-22845

A buffer overflow in Mikrotik RouterOS 6.47 allows unauthenticated attackers to cause a denial of service (DOS) via crafted FTP requests.

  • Published: Feb 28, 2022
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-22845
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2:

  • Severity: High
  • Score: 7.8
  • AV:N/AC:L/Au:N/C:N/I:N/A:C

CWEs:

Software From Fixed in
mikrotik / routeros 6.47 6.47.x