CVE-2016-7431

medium

Description

NTP before 4.2.8p9 allows remote attackers to bypass the origin timestamp protection mechanism via an origin timestamp of zero. NOTE: this vulnerability exists because of a CVE-2015-8138 regression.

References

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

https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2017-223/

https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11

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

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&docId=emr_na-hpesbhf03899en_us

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

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

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

https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf

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

http://www.ubuntu.com/usn/USN-3349-1

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

http://www.securityfocus.com/bid/94454

http://www.securityfocus.com/archive/1/archive/1/540254/100/0/threaded

http://www.securityfocus.com/archive/1/archive/1/539955/100/0/threaded

http://www.securityfocus.com/archive/1/540254/100/0/threaded

http://www.securityfocus.com/archive/1/539955/100/0/threaded

http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20171129-01-ntpd-en

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

http://support.ntp.org/bin/view/Main/NtpBug3102

http://packetstormsecurity.com/files/140240/FreeBSD-Security-Advisory-FreeBSD-SA-16.39.ntp.html

http://nwtime.org/ntp428p9_release/

http://lists.opensuse.org/opensuse-updates/2016-12/msg00153.html

Details

Source: Mitre, NVD

Published: 2017-01-13

Updated: 2021-07-12

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 5.3

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

Severity: Medium