CVE-2015-8140: Ntp

Medium severity, CVSS 4.8. EPSS: 4.6% chance of exploitation in the next 30 days.

The ntpq protocol in NTP before 4.2.8p7 allows remote attackers to conduct replay attacks by sniffing the network.

Affected products

• Ntp Ntp: up to and including 4.2.8

Published 2017-01-30. Last modified 2026-06-17.