CVE-2024-12705

High

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.

SeverityHigh

CVSS7.5

Exploit probability—

ProductBIND 9

PublishedJan 29, 2025

First seenJan 29, 2025

Weakness typeCWE-770Allocation of resources without limits

How to fix

Vendor advisories

kb.isc.org/docs/cve-2024-12705

Affected products

Product	Affected versions	Fixed in
ISC BIND 9	9.18.0 ≤ v ≤ 9.18.32, 9.20.0 ≤ v ≤ 9.20.4, 9.21.0 ≤ v ≤ 9.21.3, 9.18.11-S1 ≤ v ≤ 9.18.32-S1	—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.