Code injection

An attacker can spoof a packet from a legitimate ntpd server with an origin timestamp that matches the peer-dst timestamp recorded for that server. After making this switch, the client in NTP 4.2.8p4 and earlier and NTPSec aa48d001683e5b791a743ec9c575aaf7d867a2b0c will reject all future legitimat...

How to Setup Time on XenServer Manually When There Is No NTP Server

This is a situation where you don't have an AD , DC ,DNS or an NTP server in the environment to point the servers for syncing time...

Network Time Protocol Daemon (ntpd) read_mru_list() Remote DoS

The remote NTP server is affected by a denial of service vulnerability due to improper validation of mrulist queries. An unauthenticated, remote attacker can exploit this, via a specially crafted NTP mrulist query packet, to terminate the ntpd process. Note that the NTP server is reportedly...

Multiple Vulnerabilities in Network Time Protocol Daemon Affecting Cisco Products: November 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 ...

Meinberg NTP Time Server ELX800/GPS M4x V5. 30p remote code execution and elevation of Privilege vulnerabilities

No description provided by source...

Network Time Protocol Daemon (ntpd) 4.x < 4.2.8p8 / 4.3.x < 4.3.93 Multiple Vulnerabilities

The version of the remote NTP server is 4.x prior to 4.2.8p8 or 4.3.x prior to 4.3.93. It is, therefore, affected by the following vulnerabilities : - A denial of service vulnerability exists when handling authentication due to improper packet timestamp checks. An unauthenticated, remote attacker...

Multiple Vulnerabilities in ntpd Affecting Cisco Products (Oct 2015)

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

Multiple Vulnerabilities in Network Time Protocol Daemon Affecting Cisco Products: April 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 ...

IOS9. 3 may be implemented remotely make their phone becomes brick-vulnerability warning-the black bar safety net

The so-called“1 9 7 0 bricked”problem refers to the iPhone or iPad's time is set to the 1 9 7 0 years 1 month 1 day, and then shutdown again, the device is“bricked”, unable to start until the battery is drained. This year 2 month, Apple gave confirmed, saying that the system time manually setting...

Network Time Protocol ntpq Control Protocol Replay Vulnerability

CERT VU357792 Summary The ntpq protocol is vulnerable to replay attacks. The sequence number being included under the signature fails to prevent replay attacks for two reasons. Commands that don’t require authentication can be used to move the sequence number forward, and NTP doesn’t actually car...

Network Time Protocol ntpq and ntpdc Infinite Loop Vulnerability

CERT VU357792 Summary ntpq processes incoming packets in a loop in getresponse. The loop’s only stopping conditions are receiving a complete and correct response or hitting a small number of error conditions. If the packet contains incorrect values that don’t trigger one of the error conditions,...

CVE-2015-7976

The ntpq saveconfig command in NTP 4.1.2, 4.2.x before 4.2.8p6, 4.3, 4.3.25, 4.3.70, and 4.3.77 does not properly filter special characters, which allows attackers to cause unspecified impact via a crafted filename...

Network Time Protocol Daemon (ntpd) 3.x / 4.x < 4.2.8p4 Multiple Vulnerabilities

The version of the remote NTP server is 3.x or 4.x prior to 4.2.8p4. It is, therefore, affected by the following vulnerabilities : - A flaw exists in the ntpcrypto.c file due to improper validation of the 'vallen' value in extension fields. An unauthenticated, remote attacker can exploit this, vi...

RedHat Update for ntp RHSA-2015:1930-01

The remote host is missing an update for the SPDX-FileCopyrightText: 2015 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...

CVE-2015-6510

Multiple cross-site scripting XSS vulnerabilities in pfSense before 2.2.3 allow remote attackers to inject arbitrary web script or HTML via the 1 srctrack, 2 usemfstmpsize, or 3 usemfsvarsize parameter to systemadvancedmisc.php; the 4 port, 5 snaplen, or 6 count parameter to diagpacketcapture.php...

NTP Server Detection

Binary data 8828.prm...

Network Time Protocol Daemon (ntpd) 3.x / 4.x < 4.2.8p2 Multiple Vulnerabilities

The version of the remote NTP server is 3.x or 4.x prior to 4.2.8p2. It is, therefore, affected by the following vulnerabilities : - The symmetric-key feature in the receive function requires a correct message authentication code MAC only if the MAC field has a nonzero length. A man-in-the-middle...

SOL16505 - NTP vulnerability CVE-2015-1798

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...

IT-Grundschutz M4.227: Einsatz eines lokalen NTP-Servers zur Zeitsynchronisation

IT-Grundschutz M4.227: Einsatz eines lokalen NTP-Servers zur Zeitsynchronisation. Stand: 14. Ergänzungslieferung 14. EL. OpenVAS Vulnerability Test $Id: GSHBM4227.nasl 7883 2017-11-23 11:22:59Z emoss $ IT-Grundschutz, 14. EL, Maßnahme 4.227 Authors: Thomas Rotter Copyright: Copyright c 2015...

Network Time Protocol Daemon (ntpd) 4.x < 4.2.8p1 Multiple Vulnerabilities

The version of the remote NTP server is 4.x prior to 4.2.8p1. It is, therefore, affected by the following vulnerabilities : - A security weakness exists due to the configauth function improperly generating default keys when no authentication key is defined in the ntp.conf file. Key size is limite...