CVE-2024-12705 (GCVE-0-2024-12705)

Vulnerability from cvelistv5 – Published: 2025-01-29 21:40 – Updated: 2025-02-07 17:02
VLAI
Title
DNS-over-HTTPS implementation suffers from multiple issues under heavy query load
Summary
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.
Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-770 - Allocation of Resources Without Limits or Throttling
Assigner
isc
References
Impacted products
Vendor Product Version
ISC BIND 9 Affected: 9.18.0 , ≤ 9.18.32 (custom)
Affected: 9.20.0 , ≤ 9.20.4 (custom)
Affected: 9.21.0 , ≤ 9.21.3 (custom)
Affected: 9.18.11-S1 , ≤ 9.18.32-S1 (custom)
Create a notification for this product.
Date Public
2025-01-29 00:00
Credits
ISC would like to thank Jean-François Billaud for bringing this vulnerability to our attention.
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.