CVE-2015-7705

ntp: denial of service by trigerring rate limiting on NTP server

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Severity

Moderate

Red Hat Product Security

4.3

CVSS 2.0

Review impact separately from score.

Published · October 21, 2015

Updated · May 13, 2026

Description

The rate limiting feature in NTP 4.x before 4.2.8p4 and 4.3.x before 4.3.77 allows remote attackers to have unspecified impact via a large number of crafted requests.

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

Do not add the "limited" configuration option to any restrict lines in the ntp.conf file.

CVSS / CWE

CVSS 2.0 · 4.3
AV:N/AC:M/Au:N/C:N/I:N/A:P

CWE-20 · Improper Input Validation