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ubuntucveUbuntu.comUB:CVE-2016-4957
HistoryJul 05, 2016 - 12:00 a.m.

CVE-2016-4957

2016-07-0500:00:00
ubuntu.com
ubuntu.com
7

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.923 High

EPSS

Percentile

99.0%

JSON

ntpd in NTP before 4.2.8p8 allows remote attackers to cause a denial of
service (daemon crash) via a crypto-NAK packet. NOTE: this vulnerability
exists because of an incorrect fix for CVE-2016-1547.

Bugs

Notes

Author Note
mdeslaur incorrect fix for CVE-2016-1547 redhat’s fix for CVE-2016-1547 doesn’t introduce this issue Ubuntu uses redhat’s fix

Related

prion 2
nvd 2
redhatcve 1
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debiancve 2
cvelist 2
seebug 2
talos 2
checkpoint_advisories 1
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nessus 40
ubuntucve 2
aix 1
suse 12
cisco 2
archlinux 1
freebsd_advisory 2
openvas 25
cert 2
ibm 14
slackware 2
freebsd 2
oraclelinux 3
redhat 2
centos 1
debian 2
osv 2
arista 1
fortinet 1
ics 2
cloudfoundry 1
gentoo 1
ubuntu 1
oracle 1
prion
prion
Design/Logic Flaw
2016-07-05 01:59:00
Authentication flaw
2017-01-06 21:59:00
nvd
nvd
CVE-2016-4957
2016-07-05 01:59:04
CVE-2016-1547
2017-01-06 21:59:00
redhatcve
redhatcve
CVE-2016-4957
2016-06-02 13:49:32
cve
cve
CVE-2016-4957
2016-07-05 01:59:04
CVE-2016-1547
2017-01-06 21:59:00
f5
f5
K23453330 : NTP vulnerability CVE-2016-4957
2016-06-15 00:00:00
SOL23453330 - NTP vulnerability CVE-2016-4957
2016-06-15 00:00:00
SOL11251130 - NTP vulnerability CVE-2016-1547
2016-05-25 00:00:00
debiancve
debiancve
CVE-2016-4957
2016-07-05 01:59:04
CVE-2016-1547
2017-01-06 21:59:00
cvelist
cvelist
CVE-2016-4957
2016-07-05 01:00:00
CVE-2016-1547
2017-01-06 21:00:00
seebug
seebug
Network Time Protocol Trap Crash Denial of Service Vulnerability(CVE-2016-9311)
2017-10-11 00:00:00
Network Time Protocol Crypto-NAK Preemptible Association Denial of Service Vulnerability(CVE-2016-1547)
2017-10-26 00:00:00
talos
talos
Network Time Protocol Trap Crash Denial of Service Vulnerability
2016-11-21 00:00:00
Network Time Protocol Crypto-NAK Preemptible Association Denial of Service Vulnerability
2016-04-26 00:00:00
checkpoint_advisories
checkpoint_advisories
Network Time Protocol Daemon crypto-NAK Denial of Service (CVE-2016-4957)
2016-07-05 00:00:00
veracode
veracode
Denial Of Service (DoS)
2019-05-02 05:34:28
nessus
nessus
F5 Networks BIG-IP : NTP vulnerability (K11251130)
2016-12-21 00:00:00
AIX 5.3 TL 12 : ntp (IV87614) (deprecated)
2016-09-08 00:00:00
AIX 7.2 TL 0 : ntp (IV87939) (deprecated)
2016-09-08 00:00:00
ubuntucve
ubuntucve
CVE-2016-1547
2016-04-29 00:00:00
CVE-2016-4953
2016-07-05 00:00:00
aix
aix
Vulnerabilities in NTP affect AIX,Vulnerabilities in NTP affect VIOS
2016-09-06 09:07:16
suse
suse
Security update for ntp (important)
2016-06-17 14:08:38
Security update for ntp (important)
2016-06-15 14:08:23
Security update for ntp (important)
2016-06-15 11:08:36
cisco
cisco
Multiple Vulnerabilities in Network Time Protocol Daemon Affecting Cisco Products: June 2016
2016-06-03 16:00:00
Multiple Vulnerabilities in Network Time Protocol Daemon Affecting Cisco Products: April 2016
2016-04-28 09:00:00
archlinux
archlinux
ntp: distributed denial of service amplification
2016-06-04 00:00:00
freebsd_advisory
freebsd_advisory
FreeBSD-SA-16:24.ntp
2016-06-04 00:00:00
FreeBSD-SA-16:16.ntp
2016-04-29 00:00:00
openvas
openvas
SUSE: Security Advisory (SUSE-SU-2016:1602-1)
2021-06-09 00:00:00
SUSE: Security Advisory (SUSE-SU-2016:1563-1)
2021-04-19 00:00:00
openSUSE: Security Advisory for ntp (openSUSE-SU-2016:1636-1)
2016-06-21 00:00:00
cert
cert
NTP.org ntpd is vulnerable to denial of service and other vulnerabilities
2016-06-02 00:00:00
NTP.org ntpd contains multiple vulnerabilities
2016-04-27 00:00:00
ibm
ibm
Security Bulletin: Vulnerabilities in NTP affect IBM Flex System FC3171 8Gb SAN Switch and SAN Pass-thru, QLogic 8Gb Intelligent Pass-thru Module & SAN Switch Module for BladeCenter and QLogic Virtual Fabric Extension Module for IBM BladeCenter
2023-04-14 14:32:25
Security Bulletin: Vulnerabilities in NTP affect Power Hardware Management Console
2021-09-23 01:31:39
Security Bulletin: Multiple vulnerabilities in ntp affect PowerKVM
2018-06-18 01:32:32
slackware
slackware
[slackware-security] ntp
2016-06-04 00:43:43
[slackware-security] ntp
2016-04-29 21:57:25
freebsd
freebsd
FreeBSD -- Multiple ntp vulnerabilities
2016-06-04 00:00:00
ntp -- multiple vulnerabilities
2016-04-26 00:00:00
oraclelinux
oraclelinux
ntp security update
2016-05-31 00:00:00
ntp security update
2017-10-26 00:00:00
ntp security and bug fix update
2016-11-09 00:00:00
redhat
redhat
(RHSA-2016:1552) Moderate: ntp security update
2016-08-03 04:36:58
(RHSA-2016:1141) Moderate: ntp security update
2016-05-31 05:04:27
centos
centos
ntp, ntpdate, sntp security update
2016-05-31 10:58:56
debian
debian
[SECURITY] [DSA 3629-1] ntp security update
2016-07-25 21:15:32
[SECURITY] [DLA 559-1] ntp security update
2016-07-25 21:37:14
osv
osv
ntp - security update
2016-07-25 00:00:00
ntp - security update
2016-07-25 00:00:00
arista
arista
Security Advisory 0019
2018-04-25 00:00:00
fortinet
fortinet
ntp-4.2.8p7 Security Vulnerability Announcement April 2016
2017-04-03 00:00:00
ics
ics
Siemens TIM 4R-IE Devices
2021-04-13 12:00:00
Siemens SIMATIC NET CP 443-1 OPC UA
2021-06-08 12:00:00
cloudfoundry
cloudfoundry
USN-3096-1: NTP vulnerabilities | Cloud Foundry
2016-12-21 00:00:00
gentoo
gentoo
NTP: Multiple vulnerabilities
2016-07-20 00:00:00
ubuntu
ubuntu
NTP vulnerabilities
2016-10-05 00:00:00
oracle
oracle
Oracle Critical Patch Update - July 2016
2016-07-19 00:00:00

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.923 High

EPSS

Percentile

99.0%

JSON
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