CVEvulnerability

CVE-2022-2795

5.3 MEDIUM Published 2022-09-21 Modified 2026-09-01 Official page ↗
Status
Modified
Published
2022-09-21
Last modified
2026-09-01
Assigner
[email protected]
CVSS 3.1 ([email protected])
5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 3.1 ([email protected])
5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

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.

Affected configurations

• isc bind (>= 9.0.0 < 9.16.33) • isc bind (>= 9.18.0 < 9.18.7) • isc bind (>= 9.19.0 < 9.19.5) • isc bind 9.9.3 • isc bind 9.9.12 • isc bind 9.9.13 • isc bind 9.10.5 • isc bind 9.10.7 • isc bind 9.11.3 • isc bind 9.11.5 • isc bind 9.11.6 • isc bind 9.11.7 • isc bind 9.11.8 • isc bind 9.11.12 • isc bind 9.11.14-s1 • isc bind 9.11.19-s1 • isc bind 9.11.21 • isc bind 9.11.27 • isc bind 9.11.29 • isc bind 9.11.35 • isc bind 9.11.37 • isc bind 9.16.8 • isc bind 9.16.11 • isc bind 9.16.13 • isc bind 9.16.21 • isc bind 9.16.32 • debian debian linux 10.0 • debian debian linux 11.0 • fedoraproject fedora 35 • fedoraproject fedora 36 • fedoraproject fedora 37

References