CVE-2016-1547: CVE-2016-1547

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I. Basic Information for CVE-2016-1547

Vulnerability Information

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Vulnerability Title

N/A

Source: NVD (National Vulnerability Database)

Vulnerability Description

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 authentication is enabled.

Source: NVD (National Vulnerability Database)

CVSS Information

N/A

Source: NVD (National Vulnerability Database)

Vulnerability Type

N/A

Source: NVD (National Vulnerability Database)

Vulnerability Title

NTP 输入验证错误漏洞

Source: CNNVD (China National Vulnerability Database)

Vulnerability Description

NTP（Network Time Protocol，网络时间协议）是一款通过网络同步计算机时钟的协议。 NTP 4.2.8p4及之前的版本中存在安全漏洞。攻击者可通过发送带有伪造源地址的crypto NAK数据包利用该漏洞造成拒绝服务。

Source: CNNVD (China National Vulnerability Database)

CVSS Information

N/A

Source: CNNVD (China National Vulnerability Database)

Vulnerability Type

N/A

Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
NTP Project	NTP	4.2.8p3	-
NTPsec Project	NTPSec	a5fb34b9cc89b92a8fef2f459004865c93bb7f92	-

II. Public POCs for CVE-2016-1547

#	POC Description	Source Link	Shenlong Link

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III. Intelligence Information for CVE-2016-1547

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https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11x_refsource_CONFIRM
https://www.arista.com/en/support/advisories-notices/security-advisories/1332-security-advisory-19x_refsource_MISC
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlx_refsource_CONFIRM
http://www.talosintelligence.com/reports/TALOS-2016-0081/x_refsource_MISC
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.htmlx_refsource_CONFIRM
https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdfx_refsource_CONFIRM
https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdfx_refsource_CONFIRM
https://security.netapp.com/advisory/ntap-20171004-0002/x_refsource_CONFIRM
http://www.securityfocus.com/bid/88276vdb-entryx_refsource_BID
http://www.securitytracker.com/id/1035705vdb-entryx_refsource_SECTRACK
http://www.debian.org/security/2016/dsa-3629vendor-advisoryx_refsource_DEBIAN
http://rhn.redhat.com/errata/RHSA-2016-1552.htmlvendor-advisoryx_refsource_REDHAT
https://security.gentoo.org/glsa/201607-15vendor-advisoryx_refsource_GENTOO
https://access.redhat.com/errata/RHSA-2016:1141vendor-advisoryx_refsource_REDHAT
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:16.ntp.ascvendor-advisoryx_refsource_FREEBSD
https://nvd.nist.gov/vuln/detail/CVE-2016-1547

IV. Related Vulnerabilities

Same product: NTP

Same vendor: NTP Project

V. Comments for CVE-2016-1547

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I. Basic Information for CVE-2016-1547

Vulnerability Information

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Affected Products

II. Public POCs for CVE-2016-1547

III. Intelligence Information for CVE-2016-1547

IV. Related Vulnerabilities

V. Comments for CVE-2016-1547

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