MGASA-2016-0219 Updated ntp packages fix security vulnerability

ntpq and ntpdc disclose the origin timestamp to unauthenticated clients, which may allow an attacker to impersonate a legitimate peer CVE-2015-8139. An attacker who is able to spoof packets with correct origin timestamps from enough servers before the expected response packets arrive at the targe...

Updated ntp packages fix security vulnerability

ntpq and ntpdc disclose the origin timestamp to unauthenticated clients, which may allow an attacker to impersonate a legitimate peer CVE-2015-8139. An attacker who is able to spoof packets with correct origin timestamps from enough servers before the expected response packets arrive at the targe...

Slackware 13.0 / 13.1 / 13.37 / 14.0 / 14.1 / current : ntp (SSA:2016-155-01)

New ntp packages are available for Slackware 13.0, 13.1, 13.37, 14.0, 14.1, and -current to fix security issues. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from Slackware Security Advisory 2016-155-01. The text itself...

Amazon Linux AMI : ntp (ALAS-2016-708)

It was found that an ntpd client could be forced to change from basic client/server mode to the interleaved symmetric mode. A remote attacker could use a spoofed packet that, when processed by an ntpd client, would cause that client to reject all future legitimate server responses, effectively...

[slackware-security] ntp

New ntp packages are available for Slackware 13.0, 13.1, 13.37, 14.0, 14.1, and -current to fix security issues. Here are the details from the Slackware 14.1 ChangeLog: patches/packages/ntp-4.2.8p8-i486-1slack14.1.txz: Upgraded. This release patches one high and four low severity security issues:...

ntp: distributed denial of service amplification

CVE-2016-4953 distributed denial of service amplification An attacker who knows the origin timestamp and can send a spoofed packet containing a CRYPTO-NAK to an ephemeral peer target before any other response is sent can demobilize that association. Credit to Miroslav Lichvar of Red Hat -...

FreeBSD-SA-16:24.ntp

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 ============================================================================= FreeBSD-SA-16:24.ntp Security Advisory The FreeBSD Project Topic: Multiple vulnerabilities of ntp Category: contrib Module: ntp Announced: 2016-06-04 Credits: Network Time...

FreeBSD -- Multiple ntp vulnerabilities

Problem Description: Multiple vulnerabilities have been discovered in the NTP suite: The fix for Sec 3007 in ntp-4.2.8p7 contained a bug that could cause ntpd to crash. CVE-2016-4957, Reported by Nicolas Edet of Cisco An attacker who knows the origin timestamp and can send a spoofed packet...

Multiple Vulnerabilities in Network Time Protocol Daemon Affecting Cisco Products: June 2016

Multiple Cisco products incorporate a version of the Network Time Protocol daemon ntpd package. Versions of this package are affected by one or more vulnerabilities that could allow an unauthenticated, remote attacker to cause a denial of service DoS condition or modify the time being advertised ...

NTP Patches Flaws That Enable DDoS

The network time protocol, at the center of a number of high-profile DDoS attacks in 2014, was updated on Thursday to ntp-4.2.8p8. The latest version includes patches for five vulnerabilities, including one rated high-severity. NTP, specifically the NTP daemon, synchronizes system clocks with tim...

F5 Networks BIG-IP : NTP vulnerability (K17528)

ntpd in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote authenticated users to cause a denial of service infinite loop or crash by pointing the key file at the log file. CVE-2015-7850 Impact Under certain specific conditions, an attacker can send a set of packets to ntpd that will...

NTP.org 'ntpd' Multiple Vulnerabilities (Jun 2016)

NTP.org SPDX-FileCopyrightText: 2016 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:ntp:ntp"; ifdescription scriptoid"1.3.6.1.4.1.25623.1.0.106092";...

Vulnerabilities Identified in Network Time Protocol Daemon (ntpd)

The Network Time Foundation's NTP Project has released version ntp-4.2.8p8 to address multiple vulnerabilities in ntpd. Exploitation of one of these vulnerabilities may allow a remote attacker to cause a denial-of-service condition. Users and administrators are encouraged to review Vulnerability...

NTP.org 'ntpd' Zero Origin Timestamp Regression Vulnerability (Nov 2016)

NTP.org SPDX-FileCopyrightText: 2016 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:ntp:ntp"; ifdescription scriptoid"1.3.6.1.4.1.25623.1.0.106406";...

SOL63675293 - NTP vulnerability CVE-2016-1548

Vulnerability Recommended Actions If you are running a version listed in the Versions known to be vulnerable column, you can eliminate this vulnerability by upgrading to a version listed in the Versions known to be not vulnerable column. If the table lists only an older version than what you are...

CentOS Update for ntp CESA-2016:1141 centos7

Check the version of ntp SPDX-FileCopyrightText: 2016 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription scriptoid"1.3.6.1.4.1.25623.1.0.882495";...

CentOS Update for ntp CESA-2016:1141 centos6

Check the version of ntp SPDX-FileCopyrightText: 2016 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription scriptoid"1.3.6.1.4.1.25623.1.0.882500";...

RedHat Update for ntp RHSA-2016:1141-01

The remote host is missing an update for the SPDX-FileCopyrightText: 2016 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

NTP.org 'ntpd' 4.2.5p203 - 4.2.8p8, 4.3.0 - 4.3.93 DoS Vulnerability (Nov 2016)

NTP.org SPDX-FileCopyrightText: 2016 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:ntp:ntp"; ifdescription scriptoid"1.3.6.1.4.1.25623.1.0.106409";...

CVE-2016-4956

ntpd in NTP 4.x before 4.2.8p8 allows remote attackers to cause a denial of service interleaved-mode transition and time change via a spoofed broadcast packet. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-1548. Mitigation Do not use NTPs broadcast mode in the clients ...