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CVE-2016-7431

Date: January 13, 2017

NTP before 4.2.8p9 allows remote attackers to bypass the origin timestamp protection mechanism via an origin timestamp of zero. NOTE: this vulnerability exists because of a CVE-2015-8138 regression.

Language: Unix

Severity Score

5.3

Related Resources (28)

Url: https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03883en_us

Url: http://support.ntp.org/bin/view/Main/NtpBug3102

Url: https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf

Url: https://support.hpe.com/hpsc/doc/public/display?docLocale=en&docId=emr_na-hpesbhf03899en_us

Url: http://nwtime.org/ntp428p9_release/

Url: http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities

Url: http://www.securityfocus.com/archive/1/archive/1/539955/100/0/threaded

Url: http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html

Url: http://lists.opensuse.org/opensuse-updates/2016-12/msg00153.html

Url: https://support.hpe.com/hpsc/doc/public/display?docLocale=en&docId=emr_na-hpesbhf03883en_us

Url: https://bto.bluecoat.com/security-advisory/sa139

Url: https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2017-223/

Url: https://www.kb.cert.org/vuls/id/633847

Url: https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03706en_us

Url: http://www.securityfocus.com/bid/94454

Url: https://security.FreeBSD.org/advisories/FreeBSD-SA-16:39.ntp.asc

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2016-7431

Url: https://nvd.nist.gov/vuln/detail/CVE-2016-7431

Url: http://www.ubuntu.com/usn/USN-3349-1

Url: http://www.securityfocus.com/archive/1/archive/1/540254/100/0/threaded

Url: http://packetstormsecurity.com/files/140240/FreeBSD-Security-Advisory-FreeBSD-SA-16.39.ntp.html

Url: http://www.securitytracker.com/id/1037354

Url: http://www.securityfocus.com/archive/1/539955/100/0/threaded

Url: https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11

Url: https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03899en_us

Url: http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20171129-01-ntpd-en

Url: http://www.securityfocus.com/archive/1/540254/100/0/threaded

Url: https://www.mend.io/vulnerability-database/CVE-2016-7431

Severity Score

5.3

Weakness Type (CWE)

Input Validation

CWE-20

CVSS v3.1

Base Score:	5.3
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	LOW
Availability (A):	NONE

CVSS v2

Base Score:	5.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	PARTIAL
Availability (A):	NONE
Additional information:

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CVE-2016-7431

Date: January 13, 2017

Language: Unix

Severity Score

Related Resources (28)

Severity Score

Weakness Type (CWE)

CVSS v3.1

CVSS v2

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