Vulnerability Database

309,234

Total vulnerabilities in the database

CVE-2020-20231

Mikrotik RouterOs through stable version 6.48.3 suffers from a memory corruption vulnerability in the /nova/bin/detnet process. An authenticated remote attacker can cause a Denial of Service (NULL pointer dereference).

  • Published: Jul 14, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-20231
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 6.5
  • AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS v2:

  • Severity: Low
  • Score: 4
  • AV:N/AC:L/Au:S/C:N/I:N/A:P

CWEs:

Software From Fixed in
mikrotik / routeros 6.44.6 6.48.3.x