CVE-2016-7427

ntp: Broadcast Mode Replay Prevention DoS

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Severity

Moderate

Red Hat Product Security

4.3

CVSS 3.0

Review impact separately from score.

Published · November 21, 2016

Updated · May 13, 2026

Description

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.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 4.3
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CVSS 2.0 · 3.3
AV:A/AC:L/Au:N/C:N/I:N/A:P

CWE-400 · Uncontrolled Resource Consumption