CVE-2024-12705
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| ISC | BIND 9 | 9.18.0 <= 9.18.32 | affected |
| ISC | BIND 9 | 9.20.0 <= 9.20.4 | affected |
| ISC | BIND 9 | 9.21.0 <= 9.21.3 | affected |
| ISC | BIND 9 | 9.18.11-S1 <= 9.18.32-S1 | affected |
Weaknesses
- CWE-770: CWE-770 Allocation of Resources Without Limits or Throttling
Workarounds
The issue affects only the DNS-over-HTTPS protocol and does not apply to instances where DoH is not enabled.
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
CVE Program Container
Additional References
References
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