CVE-2016-7433

Reference Links

• http://lists.opensuse.org/opensuse-updates/2016-12/msg00153.html
• http://nwtime.org/ntp428p9_release/
• http://rhn.redhat.com/errata/RHSA-2017-0252.html
• http://support.ntp.org/bin/view/Main/NtpBug3067
• http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities
• http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20171129-01-ntpd-en
• http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
• http://www.securityfocus.com/archive/1/539955/100/0/threaded
• http://www.securityfocus.com/archive/1/540254/100/0/threaded
• http://www.securityfocus.com/archive/1/archive/1/539955/100/0/threaded
• http://www.securityfocus.com/archive/1/archive/1/540254/100/0/threaded
• http://www.securityfocus.com/bid/94455
• http://www.securitytracker.com/id/1037354
• http://www.ubuntu.com/usn/USN-3349-1
• https://bto.bluecoat.com/security-advisory/sa139
• https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf
• https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03706en_us
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ILMSYVQMMF37MANYEO7KBHOPSC74EKGN/
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PABKEYX6ABBFJZGMXKH57X756EJUDS3C/
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U5E3XBBCK5IXOLDAH2E4M3QKIYIHUMMP/
• https://security.FreeBSD.org/advisories/FreeBSD-SA-16:39.ntp.asc
• https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11
• https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2017-227
• https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2017-227/
• https://www.kb.cert.org/vuls/id/633847
• https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03706en_us
• https://launchpad.net/bugs/cve/CVE-2016-7433
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ILMSYVQMMF37MANYEO7KBHOPSC74EKGN/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PABKEYX6ABBFJZGMXKH57X756EJUDS3C/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U5E3XBBCK5IXOLDAH2E4M3QKIYIHUMMP/
• https://www.cisa.gov/news-events/ics-advisories/icsa-21-159-11 (Advisory)
• http://bugs.ntp.org/show_bug.cgi?id=2085,
• https://security-tracker.debian.org/tracker/CVE-2016-7433
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7433
• https://nvd.nist.gov/vuln/detail/CVE-2016-7433
• https://ubuntu.com/security/CVE-2016-7433

Parent vulnerabilities

(Appears in the following advisories)

• ICSA-21-159-11

Frequently Asked Questions

• What is CVE-2016-7433?

  CVE-2016-7433 is a vulnerability in NTP (Network Time Protocol) before version 4.2.8p9.

• How severe is CVE-2016-7433?

  CVE-2016-7433 has a severity rating of 5.3, which is considered medium.

• How does CVE-2016-7433 affect NTP?

  CVE-2016-7433 affects NTP by causing the initial sync calculations to be performed improperly.

• What is the remedy for CVE-2016-7433?

  The remedy for CVE-2016-7433 is to update NTP to version 4.2.8p9 or later.

• Where can I find more information about CVE-2016-7433?

  You can find more information about CVE-2016-7433 at the following references: [http://nwtime.org/ntp428p9_release/](http://nwtime.org/ntp428p9_release/), [http://support.ntp.org/bin/view/Main/NtpBug3067](http://support.ntp.org/bin/view/Main/NtpBug3067), [http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities](http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities).