CVE-2024-12705CWE-770

DNS-over-HTTPS implementation suffers from multiple issues under heavy query load

High · published January 29, 2025

CVSS v3.1
7.5
EPSS
18%
Percentile
97.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.18367 · 97.2th percentile
Weakness
CWE-770 · Allocation of Resources Without Limits or Throttling
Published
2025-01-29T21:40Z
EPSS history
Timeline
  • 29 JAN 21:40Z
    DNS-over-HTTPS implementation suffers from multiple issues under heavy query load
    cvelistv5