CVE-2016-7427

Published on: 01/13/2017 12:00:00 AM UTC

Last Modified on: 03/23/2021 11:27:06 PM UTC

CVE-2016-7427

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Certain versions of Ntp from Ntp contain the following vulnerability:

The broadcast mode replay prevention functionality in ntpd in NTP before 4.2.8p9 allows remote attackers to cause a denial of service (reject broadcast mode packets) via a crafted broadcast mode packet.

CVE-2016-7427 has been assigned by [email protected] to track the vulnerability - currently rated as MEDIUM severity.

CVSS3 Score: 4.3 - MEDIUM

Attack Vector ^ⓘ	Attack Complexity	Privileges Required	User Interaction
ADJACENT_NETWORK	LOW	NONE	NONE
Scope	Confidentiality Impact	Integrity Impact	Availability Impact
UNCHANGED	NONE	NONE	LOW

CVSS2 Score: 3.3 - LOW

Access Vector^ⓘ	Access Complexity	Authentication
ADJACENT_NETWORK	LOW	NONE
Confidentiality Impact	Integrity Impact	Availability Impact
NONE	NONE	PARTIAL

CVE References

Description	Tags ^ⓘ	Link
	security.FreeBSD.org text/plain	FREEBSD FreeBSD-SA-16:39
No Description Provided	Vendor Advisory support.ntp.org text/html	CONFIRM support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities
ntp Multiple Bugs Let Remote Users Cause the Target Service to Crash - SecurityTracker	www.securitytracker.com text/html	SECTRACK 1037354
NTP CVE-2016-7427 Denial of Service Vulnerability	Third Party Advisory VDB Entry cve.report (archive) text/html	BID 94447
USN-3707-2: NTP vulnerabilities \| Ubuntu security notices	usn.ubuntu.com text/html	UBUNTU USN-3707-2
Document Display \| HPE Support Center	h20566.www2.hpe.com text/html	CONFIRM h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03706en_us
Document Display \| HPE Support Center	support.hpe.com text/html	CONFIRM support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03883en_us
Broadcom Support Portal	bto.bluecoat.com text/html	CONFIRM bto.bluecoat.com/security-advisory/sa139
Document Display \| HPE Support Center	support.hpe.com text/html	CONFIRM support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03899en_us
Network Time Foundation Publishes NTP 4.2.8p9 Security Release	Release Notes Vendor Advisory nwtime.org text/html	CONFIRM nwtime.org/ntp428p9_release/
No Description Provided	Issue Tracking Mitigation Vendor Advisory support.ntp.org text/html	CONFIRM support.ntp.org/bin/view/Main/NtpBug3114
Vulnerability Note VU#633847 - NTP.org ntpd contains multiple denial of service vulnerabilities	Third Party Advisory US Government Resource www.kb.cert.org text/html	CERT-VN VU#633847

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There are currently no QIDs associated with this CVE

Known Affected Configurations (CPE V2.3)

Type	Vendor	Product	Version	Update	Edition	Language
Application	Ntp	Ntp	4.2.8	p6	All	All
Application	Ntp	Ntp	4.2.8	p7	All	All
Application	Ntp	Ntp	4.2.8	p8	All	All
Application	Ntp	Ntp	4.2.8	p6	All	All
Application	Ntp	Ntp	4.2.8	p7	All	All
Application	Ntp	Ntp	4.2.8	p8	All	All

cpe:2.3:a:ntp:ntp:4.2.8:p6:*:*:*:*:*:*:
cpe:2.3:a:ntp:ntp:4.2.8:p7:*:*:*:*:*:*:
cpe:2.3:a:ntp:ntp:4.2.8:p8:*:*:*:*:*:*:
cpe:2.3:a:ntp:ntp:4.2.8:p6:*:*:*:*:*:*:
cpe:2.3:a:ntp:ntp:4.2.8:p7:*:*:*:*:*:*:
cpe:2.3:a:ntp:ntp:4.2.8:p8:*:*:*:*:*:*:

No vendor comments have been submitted for this CVE