PT-2017-8051 · Ntp+4 · Ntp+4

Yihan Lian · Published 2016-05-11 · Updated 2024-06-15 · CVE-2016-2519

Positive Technologies (AI Summary)

CVSS v3.1

5.9

Medium

Base vector

AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions NTP versions prior to 4.2.8p7 NTP versions 4.3.x prior to 4.3.92

Description The issue allows remote attackers to cause a denial of service, resulting in ntpd abort. This is triggered by a large request data value, which causes the ctl getitem function to return a NULL value.

Recommendations For NTP versions prior to 4.2.8p7, update to version 4.2.8p7 or later. For NTP versions 4.3.x prior to 4.3.92, update to version 4.3.92 or later.

Fix

DoS

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

ALT-PU-2017-2335

CVE-2016-2519

OPENSUSE-SU-2016_1329-1

OPENSUSE-SU-2024:10181-1

SUSE-SU-2016:1278-1

SUSE-SU-2016:1291-1

SUSE-SU-2016:1471-1

SUSE-SU-2016:1568-1

USN-3349-1

Affected Products

Alt Linux

Freebsd

Ntp

Suse

Ubuntu

References · 122

• https://security.freebsd.org/advisories/FreeBSD-SA-16:16.ntp.asc · Vendor Advisory
• https://security.gentoo.org/glsa/201607-15 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-3349-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-6462 · Vendor Advisory
• https://ubuntu.com/security/CVE-2016-2519 · Vendor Advisory
• https://ubuntu.com/security/CVE-2016-7429 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-6460 · Vendor Advisory
• http://support.ntp.org/bin/view/Main/NtpBug3008 · Vendor Advisory
• https://ubuntu.com/security/CVE-2016-7428 · Vendor Advisory
• https://ubuntu.com/security/CVE-2016-9310 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2016-2519 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2016-2519 · Vendor Advisory
• https://ubuntu.com/security/CVE-2016-9042 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-6458 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2016:1278-1 · Vendor Advisory