CVE-2016-7427: Ntp

Medium severity, CVSS 4.3. EPSS: 3.9% chance of exploitation in the next 30 days.

The broadcast mode replay prevention functionality in ntpd in NTP before 4.2.8p9 allows remote attackers to cause a denial of service (reject broadcast mode packets) via a crafted broadcast mode packet.

Affected products

• Ntp Ntp: version 4.2.8 only

Published 2017-01-13. Last modified 2026-06-17.