NVD - CVE-2016-2519

CVE-2016-2519 Detail

Modified

This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.

Current Description

ntpd in NTP before 4.2.8p7 and 4.3.x before 4.3.92 allows remote attackers to cause a denial of service (ntpd abort) by a large request data value, which triggers the ctl_getitem function to return a NULL value.

Source: MITRE
Description Last Modified: 01/30/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 5.9 MEDIUM
Vector: AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H (V3 legend)
Impact Score: 3.6
Exploitability Score: 2.2

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 4.9 MEDIUM
Vector: (AV:N/AC:H/Au:S/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.9

Access Vector (AV): Network
Access Complexity (AC): High
Authentication (AU): Single
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
http://support.ntp.org/bin/view/Main/NtpBug3008	Vendor Advisory
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html	Third Party Advisory
http://www.securityfocus.com/bid/88204	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1035705
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:16.ntp.asc
https://security.gentoo.org/glsa/201607-15
https://security.netapp.com/advisory/ntap-20171004-0002/
https://www.kb.cert.org/vuls/id/718152	Third Party Advisory US Government Resource

Technical Details

Vulnerability Type (View All)

Buffer Errors (CWE-119)

Vulnerable software and versions Switch to CPE 2.2

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

7 change records found - show changes

Initial Analysis - 2/24/2017 10:52:22 AM

Action	Type	Old Value	New Value
Added	CPE Configuration		OR cpe:2.3:a:ntp:ntp:4.2.8:p6::::::* (and previous)
Added	CPE Configuration		Record truncated, showing 500 of 4132 characters. View Entire Change Record OR cpe:2.3:a:ntp:ntp:4.3.0::::::: cpe:2.3:a:ntp:ntp:4.3.1::::::: cpe:2.3:a:ntp:ntp:4.3.10::::::: cpe:2.3:a:ntp:ntp:4.3.11::::::: cpe:2.3:a:ntp:ntp:4.3.12::::::: cpe:2.3:a:ntp:ntp:4.3.13::::::: cpe:2.3:a:ntp:ntp:4.3.14::::::: cpe:2.3:a:ntp:ntp:4.3.15::::::: cpe:2.3:a:ntp:ntp:4.3.16::::::: cpe:2.3:a:ntp:ntp:4.3.17::::::: cpe:2.3:a:ntp:ntp:4.3.18:::::::
Added	CVSS V2		(AV:N/AC:H/Au:S/C:N/I:N/A:C)
Added	CVSS V3		AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Added	CWE		CWE-119
Changed	Reference Type	http://support.ntp.org/bin/view/Main/NtpBug3008 No Types Assigned	http://support.ntp.org/bin/view/Main/NtpBug3008 Vendor Advisory
Changed	Reference Type	http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html No Types Assigned	http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html Third Party Advisory
Changed	Reference Type	http://www.securityfocus.com/bid/88204 No Types Assigned	http://www.securityfocus.com/bid/88204 Third Party Advisory, VDB Entry
Changed	Reference Type	https://www.kb.cert.org/vuls/id/718152 No Types Assigned	https://www.kb.cert.org/vuls/id/718152 Third Party Advisory, US Government Resource

Quick Info

CVE Dictionary Entry:
CVE-2016-2519
NVD Published Date:
01/30/2017
NVD Last Modified:
11/20/2017

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Information Technology Laboratory

National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-2519 Detail

Current Description

Analysis Description

Impact

References to Advisories, Solutions, and Tools

Technical Details

Vulnerable software and versions Switch to CPE 2.2

Change History

CVE Modified by MITRE - 11/20/2017 9:29:04 PM

CVE Modified by MITRE - 11/9/2017 9:29:09 PM

CVE Modified by MITRE - 9/2/2017 9:29:05 PM

CVE Modified by MITRE - 6/30/2017 9:29:38 PM

Initial Analysis - 2/24/2017 10:52:22 AM

CVE Modified by MITRE - 2/9/2017 9:59:01 PM

CVE Modified by MITRE - 1/31/2017 9:59:00 PM

Quick Info