CVE-2016-7427

LOW

Description

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.

References

http://nwtime.org/ntp428p9_release/

http://support.ntp.org/bin/view/Main/NtpBug3114

http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities

http://www.securityfocus.com/bid/94447

http://www.securitytracker.com/id/1037354

https://bto.bluecoat.com/security-advisory/sa139

https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03706en_us

https://security.FreeBSD.org/advisories/FreeBSD-SA-16:39.ntp.asc

https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03883en_us

https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03899en_us

https://usn.ubuntu.com/3707-2/

https://www.kb.cert.org/vuls/id/633847

Details

Source: MITRE

Published: 2017-01-13

Updated: 2019-01-24

Type: CWE-400

Risk Information

CVSS v2.0

Base Score: 3.3

Vector: AV:A/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 6.5

Severity: LOW

CVSS v3.0

Base Score: 4.3

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

Impact Score: 1.4

Exploitability Score: 2.8

Severity: MEDIUM