CVE-2024-12705

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

Clients using DNS-over-HTTPS (DoH) can exhaust a DNS resolver's CPU and/or memory by flooding it with crafted valid or invalid HTTP/2 traffic. This issue affects BIND 9 versions 9.18.0 through 9.18.32, 9.20.0 through 9.20.4, 9.21.0 through 9.21.3, and 9.18.11-S1 through 9.18.32-S1.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-770

Affected software

Vendor	Product	Versions
ISC	BIND 9	>= 9.18.0, <= 9.18.32; >= 9.20.0, <= 9.20.4; >= 9.21.0, <= 9.21.3; >= 9.18.11-S1, <= 9.18.32-S1

References

Timeline

Published: Jan 29, 2025
Last modified: Jun 17, 2026
NVD status: Deferred

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