CVE-2018-7183

Published: 8 March 2018

Buffer overflow in the decodearr function in ntpq in ntp 4.2.8p6 through 4.2.8p10 allows remote attackers to execute arbitrary code by leveraging an ntpq query and sending a response with a crafted array.

Priority

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package	Release	Status
ntp Launchpad, Ubuntu, Debian	artful	Released (1:4.2.8p10+dfsg-5ubuntu3.3)
	bionic	Released (1:4.2.8p10+dfsg-5ubuntu7.1)
	cosmic	Released (1:4.2.8p11+dfsg-1ubuntu1)
	precise	Released (1:4.2.6.p3+dfsg-1ubuntu3.12)
	trusty	Released (1:4.2.6.p5+dfsg-3ubuntu2.14.04.13)
	upstream	Released (4.2.8p11)
	xenial	Released (1:4.2.8p4+dfsg-3ubuntu5.9)
	Patches: upstream: http://bk.ntp.org/ntp-stable/?PAGE=cset&REV=59600eacHNF0J6NIJgOKyMHSraP_WQ

Severity score breakdown

Parameter	Value
Base score	9.8
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

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