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CVE-2024-12705

HIGH CVSS 3.1: 7.5 EPSS 0.19%
Updated Feb 07, 2025
Bind
Parameter Value
CVSS 7.5 (HIGH)
Affected Versions 9.18.0 — 9.18.32
Type CWE-770 (Allocation Without Limits)
Vendor Bind
Public PoC No

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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Weakness Type (CWE)

CWE-770 Allocation Without Limits

References 2

https://kb.isc.org/docs/cve-2024-12705
security-officer@isc.org
https://security.netapp.com/advisory/ntap-20250207-0003/
af854a3a-2127-422b-91ae-364da2661108
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