CVE-2016-1547

An off-path attacker can cause a preemptible client association to be demobilized in NTP 4.2.8p4 and earlier and NTPSec a5fb34b9cc89b92a8fef2f459004865c93bb7f92 by sending a crypto NAK packet to a victim client with a spoofed source address of an existing associated peer. This is true even if...

Network Time Protocol Crypto-NAK Preemptible Association Denial of Service Vulnerability

SUMMARY An off-path attacker can cause a preemptible client association to be demobilized by sending a crypto NAK packet to a victim client with a spoofed source address of an existing associated peer. This is true even if authentication is enabled. Furthermore, if the attacker keeps sending cryp...

NAK Gesangbuch - Corrupted files, Dynamic Code Loading, External URLs vulnerabilities

HackApp vulnerability scanner discovered that application NAK Gesangbuch published at the 'play' market has multiple vulnerabilities...

CVE-2008-3214

dnsmasq 2.25 allows remote attackers to cause a denial of service daemon crash by 1 renewing a nonexistent lease or 2 sending a DHCPREQUEST for an IP address that is not in the same network, related to the DHCP NAK response from the daemon...

NTP "NAK to the Future"

Crypto-NAK packets can be used to cause ntpd to accept time from unauthenticated ephemeral symmetric peers by bypassing the authentication required to mobilize peer associations. This module sends these Crypto-NAK packets in order to establish an association between the target ntpd instance and t...

NTP Servers Symmetric Association Authentication Bypass (CVE-2015-7871)

A logical flaw exists in NTP servers when handling certain crypto-NAK packets, allowing attackers to bypass the target server's authentication. A remote attacker can leverage this flaw by sending a specially crafted request, and manipulate the server system's time...

CVE-2015-7871

Crypto-NAK packets in ntpd in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to bypass authentication...

FreeBSD : ntp -- 13 low- and medium-severity vulnerabilities (c4a18a12-77fc-11e5-a687-206a8a720317)

ntp.org reports : NTF's NTP Project has been notified of the following 13 low- and medium-severity vulnerabilities that are fixed in ntp-4.2.8p4, released on Wednesday, 21 October 2015 : - Bug 2941 CVE-2015-7871 NAK to the Future: Symmetric association authentication bypass via crypto-NAK Cisco...

UBUNTU-CVE-2015-7871

Crypto-NAK packets in ntpd in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to bypass authentication...

Multiple Vulnerabilities in ntpd Affecting Cisco Products - October 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...

ntp -- 13 low- and medium-severity vulnerabilities

ntp.org reports: NTF's NTP Project has been notified of the following 13 low- and medium-severity vulnerabilities that are fixed in ntp-4.2.8p4, released on Wednesday, 21 October 2015: Bug 2941 CVE-2015-7871 NAK to the Future: Symmetric association authentication bypass via crypto-NAK Cisco ASIG...

NAK to the Future: NTP Symmetric Association Authentication Bypass Vulnerability

Talos Vulnerability Report TALOS-2015-0069 NAK to the Future: NTP Symmetric Association Authentication Bypass Vulnerability October 21, 2015 CVE Number CVE-2015-7871 Summary Unauthenticated off-path attackers can force ntpd processes to peer with malicious time sources of the attacker’s choosing...

CVE-2008-3214

dnsmasq 2.25 allows remote attackers to cause a denial of service daemon crash by 1 renewing a nonexistent lease or 2 sending a DHCPREQUEST for an IP address that is not in the same network, related to the DHCP NAK response from the daemon...

Design/Logic Flaw

dnsmasq 2.25 allows remote attackers to cause a denial of service daemon crash by 1 renewing a nonexistent lease or 2 sending a DHCPREQUEST for an IP address that is not in the same network, related to the DHCP NAK response from the daemon...

CVE-2008-3214

dnsmasq 2.25 is affected by CVE-2008-3214: a remote denial of service (daemon crash) when handling DHCP requests, specifically (1) renewing a nonexistent lease and (2) sending a DHCPREQUEST for an IP address not in the same network, related to the DHCP NAK response from the daemon; no remediation...

CVE-2008-3214

dnsmasq 2.25 allows remote attackers to cause a denial of service daemon crash by 1 renewing a nonexistent lease or 2 sending a DHCPREQUEST for an IP address that is not in the same network, related to the DHCP NAK response from the daemon...