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Case File

CVE-2016-1547

MEDIUM · CVSS 5.3 EPSS 5.11%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2017-01-06 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.3. See the original NVD description below for full technical details.

CVE
CVE-2016-1547
Severity
MEDIUM
CVSS
5.3
EPSS
5.11%

Original NVD Description

An off-path attacker can cause a preemptible client association to be demobilized in NTP 4.2.8p4 and earlier and NTPSec a5fb34b9cc89b92a8fef2f459004865c93bb7f92 by sending a crypto NAK packet to a victim client with a spoofed source address of an existing associated peer. This is true even if authentication is enabled.