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Status published
High
CVE-2016-7426
NTP before 4.2.8p9 rate limits responses received from the configured...
Vulnerability Description
NTP before 4.2.8p9 rate limits responses received from the configured sources when rate limiting for all associations is enabled, which allows remote attackers to cause a denial of service (prevent responses from the sources) by sending responses with a spoofed source address.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03706en_us
- https://usn.ubuntu.com/3707-2/
- http://rhn.redhat.com/errata/RHSA-2017-0252.html
- http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities
- http://nwtime.org/ntp428p9_release/
- https://www.kb.cert.org/vuls/id/633847
- http://www.securitytracker.com/id/1037354
- https://bto.bluecoat.com/security-advisory/sa139
- http://support.ntp.org/bin/view/Main/NtpBug3071
- https://security.FreeBSD.org/advisories/FreeBSD-SA-16:39.ntp.asc
- http://www.securityfocus.com/bid/94451
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Affected Vendor
Affected Software
ntp, ubuntu linux, enterprise linux desktop, enterprise linux server, enterprise linux server aus, enterprise linux server eus, enterprise linux server tus, enterprise linux workstation, hpux-ntp
Vulnerable Versions:
4.2.6, 4.3.0, 4.2.5, 4.2.8, 12.04, 6.0, 7.0, 7.3, 7.4, 7.6, 7.7, 7.5, b.11.31
Timeline
Official Publish:
January 13th, 2017
Last Modified:
August 6th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.