CVE-2015-7850

Published: 22 October 2015

ntpd in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote authenticated users to cause a denial of service (infinite loop or crash) by pointing the key file at the log file.

Priority

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package	Release	Status
ntp Launchpad, Ubuntu, Debian	precise	Released (1:4.2.6.p3+dfsg-1ubuntu3.6)
	trusty	Released (1:4.2.6.p5+dfsg-3ubuntu2.14.04.5)
	upstream	Needs triage
	vivid	Released (1:4.2.6.p5+dfsg-3ubuntu6.2)
	wily	Released (1:4.2.6.p5+dfsg-3ubuntu8.1)
	Patches: upstream: https://github.com/ntp-project/ntp/commit/bb928ef08eec020ef6008f3a140702ccc0536b8e upstream: https://github.com/ntp-project/ntp/commit/76ac20e5a0fbe23e15d0e117cc360f717da8ee31

Severity score breakdown

Parameter	Value
Base score	6.5
Attack vector	Network
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References

Bugs

http://bugs.ntp.org/show_bug.cgi?id=2917

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