CVE-2020-8618

Published: 17 June 2020

An attacker who is permitted to send zone data to a server via zone transfer can exploit this to intentionally trigger the assertion failure with a specially constructed zone, denying service to clients.

Notes

Author	Note
alexmurray	Affects version 9.16.0 through 9.16.3

Priority

Cvss 3 Severity Score

4.9

Score breakdown

Status

Package	Release	Status
bind9 Launchpad, Ubuntu, Debian	bionic	Not vulnerable (code not present)
	eoan	Not vulnerable (code not present)
	focal	Released (1:9.16.1-0ubuntu2.2)
	trusty	Not vulnerable (code not present)
	upstream	Released (9.16.4)
	xenial	Not vulnerable (code not present)

Severity score breakdown

Parameter	Value
Base score	4.9
Attack vector	Network
Attack complexity	Low
Privileges required	High
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

References

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