CVE-2016-4955
- Source
- https://cve.org/CVERecord?id=CVE-2016-4955
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-4955.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2016-4955
- Downstream
- Related
- Published
- 2016-07-05T01:59:02.267Z
- Modified
- 2026-03-15T22:22:20.286820Z
- Severity
-
- 5.9 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
ntpd in NTP 4.x before 4.2.8p8, when autokey is enabled, allows remote attackers to cause a denial of service (peer-variable clearing and association outage) by sending (1) a spoofed crypto-NAK packet or (2) a packet with an incorrect MAC value at a certain time.
- References
-
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html
- http://www.securityfocus.com/archive/1/538599/100/0/threaded
- http://www.securityfocus.com/archive/1/archive/1/538599/100/0/threaded
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00020.html
- http://packetstormsecurity.com/files/137322/FreeBSD-Security-Advisory-FreeBSD-SA-16-24.ntp.html
- http://www.securityfocus.com/archive/1/archive/1/538600/100/0/threaded
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160603-ntpd
- http://packetstormsecurity.com/files/137321/Slackware-Security-Advisory-ntp-Updates.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3EYJQHJZ2KTVQ7ICEFHXTLZ36MRASWX/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ORAMN3Q7TVJ54MBYF75XCJOE3DP7LYHT/
- https://www.kb.cert.org/vuls/id/321640
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html
- http://www.securityfocus.com/archive/1/538600/100/0/threaded
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WNWGCQLW2VY72NIUYMJOCAKJKTXHDUK2/
- http://www.ubuntu.com/usn/USN-3096-1
- https://security.gentoo.org/glsa/201607-15
- http://www.kb.cert.org/vuls/id/321640
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00040.html
- http://support.ntp.org/bin/view/Main/SecurityNotice
- http://www.securitytracker.com/id/1036037
- https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf
- https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00023.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00024.html
- http://www.securityfocus.com/bid/91007
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00018.html
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- https://security.FreeBSD.org/advisories/FreeBSD-SA-16:24.ntp.asc
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00028.html
- http://bugs.ntp.org/3043
- http://support.ntp.org/bin/view/Main/NtpBug3043
Affected packages
Git /
Database specific
unresolved_ranges
[
{
"events": [
{
"introduced": "4.2.0"
},
{
"fixed": "4.2.8"
}
]
},
{
"events": [
{
"introduced": "4.3.0"
},
{
"fixed": "4.3.93"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-NA"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p1\\-beta1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p1\\-beta2"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p1\\-beta3"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p1\\-beta4"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p1\\-beta5"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p1\\-rc1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p1\\-rc2"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p2"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p2\\-rc1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p2\\-rc2"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p2\\-rc3"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p3"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p3\\-rc1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p3\\-rc2"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p3\\-rc3"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p4"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p5"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p6"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.2.8-p7"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "10"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "11.3"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "2.1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "5"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "2.1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "42.1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "13.2"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "12-sp1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "11-sp2"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "11-sp3"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "11-sp4"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "12-sp1"
}
]
}
]
source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-4955.json"