NVD - CVE-2015-7705

CVE-2015-7705 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

The rate limiting feature in NTP 4.x before 4.2.8p4 and 4.3.x before 4.3.77 allows remote attackers to have unspecified impact via a large number of crafted requests.

Source: MITRE
Description Last Modified: 08/07/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 9.8 CRITICAL
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 3.9

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

CVSS v2.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 10.0

Access Vector (AV): Network
Access Complexity (AC): Insufficient_Info
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
http://support.ntp.org/bin/view/Main/NtpBug2901	Patch Vendor Advisory
http://support.ntp.org/bin/view/Main/SecurityNotice#October_2015_NTP_4_2_8p4_Securit	Patch Vendor Advisory
http://www.securityfocus.com/bid/77284	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1033951
https://bugzilla.redhat.com/show_bug.cgi?id=1274184	Issue Tracking Third Party Advisory VDB Entry
https://eprint.iacr.org/2015/1020.pdf	Technical Description
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05270839	Third Party Advisory VDB Entry
https://security.gentoo.org/glsa/201607-15	Third Party Advisory VDB Entry
https://security.netapp.com/advisory/ntap-20171004-0001/
https://support.citrix.com/article/CTX220112
https://www.cs.bu.edu/~goldbe/NTPattack.html	Not Applicable
https://www.kb.cert.org/vuls/id/718152	Patch Third Party Advisory US Government Resource

Technical Details

Vulnerability Type (View All)

Input Validation (CWE-20)

Vulnerable software and versions Switch to CPE 2.2

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Change History

5 change records found - show changes

Initial Analysis - 8/15/2017 9:53:53 AM

Action	Type	Old Value	New Value
Added	CPE Configuration		Record truncated, showing 500 of 36029 characters. View Entire Change Record OR cpe:2.3:a:ntp:ntp:4.2.0::::::: cpe:2.3:a:ntp:ntp:4.2.2::::::: cpe:2.3:a:ntp:ntp:4.2.2:p1::::::* cpe:2.3:a:ntp:ntp:4.2.2:p2::::::* cpe:2.3:a:ntp:ntp:4.2.2:p3::::::* cpe:2.3:a:ntp:ntp:4.2.2:p4::::::* cpe:2.3:a:ntp:ntp:4.2.4::::::: cpe:2.3:a:ntp:ntp:4.2.4:p0::::::* cpe:2.3:a:ntp:ntp:4.2.4:p1::::::* cpe:2.3:a:ntp:ntp:4.2.4:p2::::::* cpe:2.3:a:ntp:ntp:4.2.4:p3::::::*
Added	CVSS V2		(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Added	CVSS V3		AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Added	CWE		CWE-20
Changed	Reference Type	http://support.ntp.org/bin/view/Main/NtpBug2901 No Types Assigned	http://support.ntp.org/bin/view/Main/NtpBug2901 Patch, Vendor Advisory
Changed	Reference Type	http://support.ntp.org/bin/view/Main/SecurityNotice#October_2015_NTP_4_2_8p4_Securit No Types Assigned	http://support.ntp.org/bin/view/Main/SecurityNotice#October_2015_NTP_4_2_8p4_Securit Patch, Vendor Advisory
Changed	Reference Type	http://www.securityfocus.com/bid/77284 No Types Assigned	http://www.securityfocus.com/bid/77284 Third Party Advisory, VDB Entry
Changed	Reference Type	https://bugzilla.redhat.com/show_bug.cgi?id=1274184 No Types Assigned	https://bugzilla.redhat.com/show_bug.cgi?id=1274184 Issue Tracking, Third Party Advisory, VDB Entry
Changed	Reference Type	https://eprint.iacr.org/2015/1020.pdf No Types Assigned	https://eprint.iacr.org/2015/1020.pdf Technical Description
Changed	Reference Type	https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05270839 No Types Assigned	https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05270839 Third Party Advisory, VDB Entry
Changed	Reference Type	https://security.gentoo.org/glsa/201607-15 No Types Assigned	https://security.gentoo.org/glsa/201607-15 Third Party Advisory, VDB Entry
Changed	Reference Type	https://www.cs.bu.edu/~goldbe/NTPattack.html No Types Assigned	https://www.cs.bu.edu/~goldbe/NTPattack.html Not Applicable
Changed	Reference Type	https://www.kb.cert.org/vuls/id/718152 No Types Assigned	https://www.kb.cert.org/vuls/id/718152 Patch, Third Party Advisory, US Government Resource

Quick Info

CVE Dictionary Entry:
CVE-2015-7705
NVD Published Date:
08/07/2017
NVD Last Modified:
11/14/2017

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National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2015-7705 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 - 11/14/2017 9:29:08 PM

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

CVE Modified by MITRE - 9/14/2017 9:29:01 PM

Initial Analysis - 8/15/2017 9:53:53 AM

CVE Modified by MITRE - 8/8/2017 9:29:03 PM

Quick Info