CVE-2016-9310

MEDIUM

NTP <4.2.8p9 - RCE

Title source: llm

Description

The control mode (mode 6) functionality in ntpd in NTP before 4.2.8p9 allows remote attackers to set or unset traps via a crafted control mode packet.

References (12)

[Vendor Advisory] https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03799en_us

[Release Notes, Vendor Advisory] http://nwtime.org/ntp428p9_release/

[Vendor Advisory] http://rhn.redhat.com/errata/RHSA-2017-0252.html

[Issue Tracking, Mitigation, Vendor Advisory] http://support.ntp.org/bin/view/Main/NtpBug3118

[Vendor Advisory] http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities

[Third Party Advisory, VDB Entry] http://www.securitytracker.com/id/1037354

[Various Sources] https://bto.bluecoat.com/security-advisory/sa139

[Vendor Advisory] https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03706en_us

[Various Sources] https://security.FreeBSD.org/advisories/FreeBSD-SA-16:39.ntp.asc

[Vendor Advisory] https://usn.ubuntu.com/3707-2/

[Third Party Advisory, US Government Resource] https://www.kb.cert.org/vuls/id/633847

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/94452

Scores

CVSS v3 6.5

EPSS 0.0223

EPSS Percentile 84.3%

Attack Vector NETWORK

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

Classification

CWE

CWE-400

Status published

Affected Products (2)

ntp/ntp < 4.2.8

n/a/n/a

Timeline

Published Jan 13, 2017

Tracked Since Feb 18, 2026