Vulnerability Database

324,382

Total vulnerabilities in the database

CVE-2020-1284

A denial of service vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka 'Windows SMBv3 Client/Server Denial of Service Vulnerability'.

  • Published: Jun 9, 2020
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-1284
  • Severity: Medium
  • Exploit:

CVSS v3:

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

CVSS v2:

  • Severity: Low
  • Score: 4.3
  • AV:N/AC:M/Au:N/C:N/I:N/A:P

No CWE or OWASP classifications available.

Software From Fixed in
microsoft / windows_10 2004 2004.x
microsoft / windows_server_2016 2004 2004.x