CVE-2025-8677
HIGHBIND <9.18.40-9.21.13 - DoS
Title source: llmDescription
Querying for records within a specially crafted zone containing certain malformed DNSKEY records can lead to CPU exhaustion. This issue affects BIND 9 versions 9.18.0 through 9.18.39, 9.20.0 through 9.20.13, 9.21.0 through 9.21.12, 9.18.11-S1 through 9.18.39-S1, and 9.20.9-S1 through 9.20.13-S1.
Scores
CVSS v3
7.5
EPSS
0.0008
EPSS Percentile
24.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Classification
CWE
CWE-405
Status
draft
Timeline
Published
Oct 22, 2025
Tracked Since
Feb 18, 2026