PT-2016-5178 · Ntt+7 · Ntp+7

Yihan Lian · Published 2016-04-28 · Updated 2024-06-15 · CVE-2016-2518

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions NTP versions prior to 4.2.8p9 NTP versions 4.3.x prior to 4.3.92

Description The issue allows remote attackers to cause an out-of-bounds reference via an addpeer request with a large hmode value. This is related to the MATCH ASSOC function.

Recommendations For NTP versions prior to 4.2.8p9, update to version 4.2.8p9 or later. For NTP versions 4.3.x prior to 4.3.92, update to version 4.3.92 or later.

Fix

DoS

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

ALT-PU-2017-2335

CESA-2016_1141

CVE-2016-2518

DLA-559-1

DSA-3629-1

MGASA-2016-0174

OPENSUSE-SU-2016_1329-1

OPENSUSE-SU-2024:10181-1

RHSA-2016:1141

RHSA-2016:1552

RHSA-2016_1141

SUSE-SU-2016:1278-1

SUSE-SU-2016:1291-1

SUSE-SU-2016:1471-1

SUSE-SU-2016:1568-1

USN-3096-1

Affected Products

Alt Linux

Centos

Cisco Nexus

Freebsd

Ntp

Red Hat

Suse

Ubuntu

References · 157

• https://security.freebsd.org/advisories/FreeBSD-SA-16:16.ntp.asc · Vendor Advisory
• https://security.gentoo.org/glsa/201607-15 · Vendor Advisory
• http://rhn.redhat.com/errata/RHSA-2016-1552.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2015-7976 · Vendor Advisory
• http://debian.org/security/2016/dsa-3629 · Vendor Advisory
• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160428-ntpd · Vendor Advisory
• https://osv.dev/vulnerability/USN-3096-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2016-2518 · Security Note
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00001.html · Vendor Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184669.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2016-4956 · Vendor Advisory
• http://support.ntp.org/bin/view/Main/SecurityNotice#April_2016_ntp_4_2_8p7_Security · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2016-2518 · Vendor Advisory
• http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html · Vendor Advisory
• http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00037.html · Vendor Advisory