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

Author	Note
mdeslaur	only affects 9.16.11 and higher

Priority

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

References

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