CVE-2016-7429: NTP before 4.2.8p9 changes the peer structure to the interface it receives the response from a source, whic...

Security readout for executives and security teams

CVE-2016-7429 is a denial-of-service issue in NTP before 4.2.8p9. An attacker could disrupt an affected system's communication with an NTP time source. The business risk is loss or degradation of reliable time synchronization, which can affect logging, authentication, monitoring, and incident timelines. Exposure is most likely on systems running NTP earlier than 4.2.8p9, including downstream vendor packages referenced by Red Hat, HPE, Oracle, and Blue Coat advisories. The bundle does not enumerate specific affected CPEs or product versions beyond upstream NTP before 4.2.8p9. Handle during normal vulnerability remediation, with higher priority for systems supporting authentication, logging, monitoring, or production infrastructure. No active exploitation is evidenced in the provided sources, but time service disruption can undermine operational visibility. Mitigation focus: Upgrade NTP to 4.2.8p9 or a vendor-fixed package.; Review relevant vendor advisories for platform-specific fixed versions.; Prioritize internet-exposed or infrastructure-critical NTP servers..

Prepared

Jun 13, 2026, 12:51 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.