Vulnerability Database

313,825

Total vulnerabilities in the database

CVE-2023-27567

In OpenBSD 7.2, a TCP packet with destination port 0 that matches a pf divert-to rule can crash the kernel.

  • Published: Mar 3, 2023
  • Updated: Nov 16, 2025
  • CVE: CVE-2023-27567
  • 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

CWEs: