CVE-2022-2795

MEDIUM

DNS Resolver - DoS

Title source: llm
STIX 2.1

Description

By flooding the target resolver with queries exploiting this flaw an attacker can significantly impair the resolver's performance, effectively denying legitimate clients access to the DNS resolution service.

Scores

CVSS v3 5.3
EPSS 0.0048
EPSS Percentile 65.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

Status published
Products (29)
debian/debian_linux 10.0
debian/debian_linux 11.0
fedoraproject/fedora 35
fedoraproject/fedora 36
fedoraproject/fedora 37
isc/bind 9.9.3 s1 (2 CPE variants)
isc/bind 9.9.12 s1
isc/bind 9.9.13 s1
isc/bind 9.10.5 s1
isc/bind 9.10.7 s1
... and 19 more
Published Sep 21, 2022
Tracked Since Feb 18, 2026