CVE-2025-8677
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.
Scoring
- Severity
- HIGH
- CVSS base score
- 7.5
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS probability
- 11.20%
- CWE
- CWE-405
- Published
- 2025-10-22
- Last modified
- 2026-03-12
Affected products
- ISC BIND 9
- ISC BIND 9
- ISC BIND 9
- ISC BIND 9
- ISC BIND 9
Weakness type
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