CVEvulnerability
CVE-2016-4953
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2016-07-05
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-287
Description
ntpd in NTP 4.x before 4.2.8p8 allows remote attackers to cause a denial of service (ephemeral-association demobilization) by sending a spoofed crypto-NAK packet with incorrect authentication data at a certain time.
Affected configurations
• ntp ntp (>= 4.2.0 < 4.2.8)
• ntp ntp (>= 4.3.0 < 4.3.93)
• ntp ntp 4.2.8
• oracle solaris 10
• oracle solaris 11.3
• suse manager 2.1
• suse manager proxy 2.1
• suse openstack cloud 5
• opensuse leap 42.1
• opensuse opensuse 13.2
• suse linux enterprise desktop 12
• suse linux enterprise server 11
• suse linux enterprise server 12
• siemens simatic net cp 443-1 opc ua firmware
• siemens tim 4r-ie firmware
• siemens tim 4r-ie dnp3 firmware
Related
Weakness · CWE (1)
- CWE-287 Improper Authentication weakness
References
- http://bugs.ntp.org/3045 Issue Tracking, Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00018.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00020.html lists.opensuse.org
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00023.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00024.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00028.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00040.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html lists.opensuse.org
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html lists.opensuse.org
- http://packetstormsecurity.com/files/137321/Slackware-Security-Advisory-ntp-Updates.html packetstormsecurity.com
- http://packetstormsecurity.com/files/137322/FreeBSD-Security-Advisory-FreeBSD-SA-16-24.ntp.html packetstormsecurity.com
- http://support.ntp.org/bin/view/Main/NtpBug3045 Patch, Vendor Advisory
- http://support.ntp.org/bin/view/Main/SecurityNotice Vendor Advisory
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160603-ntpd tools.cisco.com
- http://www.kb.cert.org/vuls/id/321640 Third Party Advisory, US Government Resource
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html Third Party Advisory
- http://www.securityfocus.com/archive/1/538599/100/0/threaded www.securityfocus.com
- http://www.securityfocus.com/archive/1/538600/100/0/threaded www.securityfocus.com
- http://www.securityfocus.com/archive/1/540683/100/0/threaded www.securityfocus.com
- http://www.securityfocus.com/archive/1/archive/1/538599/100/0/threaded www.securityfocus.com
- http://www.securityfocus.com/archive/1/archive/1/538600/100/0/threaded www.securityfocus.com
- http://www.securityfocus.com/archive/1/archive/1/540683/100/0/threaded www.securityfocus.com
- http://www.securityfocus.com/bid/91010 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1036037 Third Party Advisory, VDB Entry
- https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf Third Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf Third Party Advisory
- https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03757en_us Third Party Advisory
- https://security.FreeBSD.org/advisories/FreeBSD-SA-16:24.ntp.asc Third Party Advisory
- https://security.gentoo.org/glsa/201607-15 Third Party Advisory
- https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11 Third Party Advisory, US Government Resource
- https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11 us-cert.cisa.gov
- https://www.kb.cert.org/vuls/id/321640 www.kb.cert.org
- http://bugs.ntp.org/3045 Issue Tracking, Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00018.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00020.html lists.opensuse.org
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00023.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00024.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00028.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00040.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html lists.opensuse.org
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html lists.opensuse.org
- http://packetstormsecurity.com/files/137321/Slackware-Security-Advisory-ntp-Updates.html packetstormsecurity.com
- http://packetstormsecurity.com/files/137322/FreeBSD-Security-Advisory-FreeBSD-SA-16-24.ntp.html packetstormsecurity.com
- http://support.ntp.org/bin/view/Main/NtpBug3045 Patch, Vendor Advisory
- http://support.ntp.org/bin/view/Main/SecurityNotice Vendor Advisory
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160603-ntpd tools.cisco.com
- http://www.kb.cert.org/vuls/id/321640 Third Party Advisory, US Government Resource
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html Third Party Advisory
- http://www.securityfocus.com/archive/1/538599/100/0/threaded www.securityfocus.com
- http://www.securityfocus.com/archive/1/538600/100/0/threaded www.securityfocus.com
- http://www.securityfocus.com/archive/1/540683/100/0/threaded www.securityfocus.com
- http://www.securityfocus.com/archive/1/archive/1/538599/100/0/threaded www.securityfocus.com
- http://www.securityfocus.com/archive/1/archive/1/538600/100/0/threaded www.securityfocus.com
- http://www.securityfocus.com/archive/1/archive/1/540683/100/0/threaded www.securityfocus.com
- http://www.securityfocus.com/bid/91010 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1036037 Third Party Advisory, VDB Entry
- https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf Third Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf Third Party Advisory
- https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03757en_us Third Party Advisory
- https://security.FreeBSD.org/advisories/FreeBSD-SA-16:24.ntp.asc Third Party Advisory
- https://security.gentoo.org/glsa/201607-15 Third Party Advisory
- https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11 Third Party Advisory, US Government Resource
- https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11 us-cert.cisa.gov
- https://www.kb.cert.org/vuls/id/321640 www.kb.cert.org