CVSS 3.1
5.3 mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LCVE-2016-4956
Medium (5.3). EPSS 16% chance of exploitation in the next 30 days.
ntpd in NTP 4.x before 4.2.8p8 allows remote attackers to cause a denial of service (interleaved-mode transition and time change) via a spoofed broadcast packet. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-1548.
Severity
- EPSS
- 16% chance of exploitation in the next 30 days; higher than 96% of CVEs (scores of 2026-11-01)
- Published
- Modified
- Record from
- the NVD, synced
Affected
- novell:suse_manager
- ntp:ntp
- opensuse:leap
- opensuse:opensuse
- oracle:solaris
- siemens:simatic_net_cp_443-1_opc_ua_firmware
- suse:linux_enterprise_desktop
- suse:linux_enterprise_server
- suse:manager_proxy
- suse:openstack_cloud
References
- http://bugs.ntp.org/3042
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00020.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00023.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00024.html