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CVE-2022-0396

Published: 16 March 2022

BIND 9.16.11 -> 9.16.26, 9.17.0 -> 9.18.0 and versions 9.16.11-S1 -> 9.16.26-S1 of the BIND Supported Preview Edition. Specifically crafted TCP streams can cause connections to BIND to remain in CLOSE_WAIT status for an indefinite period of time, even after the client has terminated the connection.

Notes

AuthorNote
mdeslaur
only affects 9.16.11 and higher

Priority

Medium

Cvss 3 Severity Score

5.3

Score breakdown

Status

Package Release Status
bind9
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(1:9.11.3+dfsg-1ubuntu1.16)
focal Not vulnerable
(1:9.16.1-0ubuntu2.9)
upstream
Released (9.18.1)
impish
Released (1:9.16.15-1ubuntu1.2)
jammy
Released (1:9.18.0-2ubuntu3)

Severity score breakdown

Parameter Value
Base score 5.3
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact Low
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L