CVE-2024-12705

HIGH

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 DoS via DNS-over-HTTPS HTTP/2 Flood

Title source: llm
STIX 2.1

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.

References (2)

Core 2
Core References
Various Sources vendor-advisory
https://kb.isc.org/docs/cve-2024-12705

Scores

CVSS v3 7.5
EPSS 0.0562
EPSS Percentile 90.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-770
Status published
Products (4)
ISC/BIND 9 9.18.0 - 9.18.32
ISC/BIND 9 9.18.11-S1 - 9.18.32-S1
ISC/BIND 9 9.20.0 - 9.20.4
ISC/BIND 9 9.21.0 - 9.21.3
Published Jan 29, 2025
Tracked Since Feb 18, 2026