CVE-2016-7433

NTP before 4.2.8p9 does not properly perform the initial sync calculations, which allows remote attackers to unspecified impact via unknown vectors, related to a "root distance that did not include the peer dispersion."
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 96%
VendorProductVersion
ntpntp
𝑥
≤ 4.2.8
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
ntp
bullseye
1:4.2.8p15+dfsg-1
fixed
jessie
not-affected
wheezy
not-affected
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
ntp
zesty
not-affected
yakkety
Fixed 1:4.2.8p8+dfsg-1ubuntu2.1
released
xenial
Fixed 1:4.2.8p4+dfsg-3ubuntu5.5
released
trusty
not-affected
precise
ignored
Common Weakness Enumeration
References
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%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://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
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%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://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