Vulnerability Database

318,756

Total vulnerabilities in the database

CVE-2025-40780

In specific circumstances, due to a weakness in the Pseudo Random Number Generator (PRNG) that is used, it is possible for an attacker to predict the source port and query ID that BIND will use. This issue affects BIND 9 versions 9.16.0 through 9.16.50, 9.18.0 through 9.18.39, 9.20.0 through 9.20.13, 9.21.0 through 9.21.12, 9.16.8-S1 through 9.16.50-S1, 9.18.11-S1 through 9.18.39-S1, and 9.20.9-S1 through 9.20.13-S1.

  • Published: Oct 22, 2025
  • Updated: Nov 5, 2025
  • CVE: CVE-2025-40780
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 8.6
  • AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N

CWEs:

No affected software listed.