CVE-2016-1547

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Summary

CVECVE-2016-1547
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-01-06 21:59:00 UTC
Updated2021-11-17 22:15:00 UTC
DescriptionAn off-path attacker can cause a preemptible client association to be demobilized in NTP 4.2.8p4 and earlier and NTPSec a5fb34b9cc89b92a8fef2f459004865c93bb7f92 by sending a crypto NAK packet to a victim client with a spoofed source address of an existing associated peer. This is true even if authentication is enabled.

Risk And Classification

Problem Types: CWE-20

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Ntp Ntp All p4 All All

References

ReferenceSourceLinkTags
Oracle Solaris Bulletin - April 2016 CONFIRM www.oracle.com
Red Hat Customer Portal REDHAT rhn.redhat.com
Cisco Talos - Talos 2016 0081 MISC www.talosintelligence.com Mitigation, Technical Description, Third Party Advisory
NTP CVE-2016-1547 Denial of Service Vulnerability BID www.securityfocus.com
Security Advisory 0019 - Arista MISC www.arista.com
NTP: Multiple vulnerabilities (GLSA 201607-15) — Gentoo Security GENTOO security.gentoo.org
cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf CONFIRM cert-portal.siemens.com
April 2016 Network Time Protocol Daemon (ntpd) Vulnerabilities in Multiple NetApp Products | NetApp Product Security CONFIRM security.netapp.com
ntp Multiple Bugs Let Remote Users Spoof Messages, Obtain Potentially Sensitive Information, Modify Time, and Deny Service - SecurityTracker SECTRACK www.securitytracker.com
Oracle Linux Bulletin - April 2016 CONFIRM www.oracle.com
Red Hat Customer Portal REDHAT access.redhat.com
FreeBSD-SA-16:16 FREEBSD security.FreeBSD.org
Siemens TIM 4R-IE Devices | CISA CONFIRM us-cert.cisa.gov
cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf CONFIRM cert-portal.siemens.com
Debian -- Security Information -- DSA-3629-1 ntp DEBIAN www.debian.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 590721 Siemens TIM 4R-IE Devices Multiple Vulnerabilities (ICSA-21-103-11)
  • 590736 Siemens SIMATIC NET CP 443-1 OPC UA Multiple Vulnerabilities (ICSA-21-159-11)
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