Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2016-7429

NTP before 4.2.8p9 changes the peer structure to the interface it receives the response from a source, which allows remote attackers to cause a denial of service (prevent communication with a source) by sending a response for a source to an interface the source does not use.

Published

2017-01-13T16:59:00.433

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 3.7 (LOW)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-18

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	ntp	ntp	≤ 4.2.8	Yes

References

http://nwtime.org/ntp428p9_release/ Release Notes, Vendor Advisory ([email protected])
http://rhn.redhat.com/errata/RHSA-2017-0252.html ([email protected])
http://support.ntp.org/bin/view/Main/NtpBug3072 Issue Tracking, Mitigation, Vendor Advisory ([email protected])
http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities Vendor Advisory ([email protected])
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html ([email protected])
http://www.securityfocus.com/bid/94453 ([email protected])
http://www.securitytracker.com/id/1037354 ([email protected])
https://bto.bluecoat.com/security-advisory/sa139 ([email protected])
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03706en_us ([email protected])
https://www.kb.cert.org/vuls/id/633847 Third Party Advisory, US Government Resource ([email protected])
http://nwtime.org/ntp428p9_release/ Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://rhn.redhat.com/errata/RHSA-2017-0252.html (af854a3a-2127-422b-91ae-364da2661108)
http://support.ntp.org/bin/view/Main/NtpBug3072 Issue Tracking, Mitigation, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/94453 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1037354 (af854a3a-2127-422b-91ae-364da2661108)
https://bto.bluecoat.com/security-advisory/sa139 (af854a3a-2127-422b-91ae-364da2661108)
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03706en_us (af854a3a-2127-422b-91ae-364da2661108)
https://www.kb.cert.org/vuls/id/633847 Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)