Vulnerability Monitor

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CVE-2015-7705

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.

Published

2017-08-07T20:29:00.730

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	ntp	ntp	< 4.2.8	Yes
Application	ntp	ntp	< 4.3.77	Yes
Application	ntp	ntp	4.2.8	Yes
Application	ntp	ntp	4.2.8	Yes
Application	ntp	ntp	4.2.8	Yes
Application	ntp	ntp	4.2.8	Yes
Application	ntp	ntp	4.2.8	Yes
Application	ntp	ntp	4.2.8	Yes
Application	ntp	ntp	4.2.8	Yes
Application	ntp	ntp	4.2.8	Yes
Application	ntp	ntp	4.2.8	Yes
Application	ntp	ntp	4.2.8	Yes
Application	ntp	ntp	4.2.8	Yes
Application	ntp	ntp	4.2.8	Yes
Application	ntp	ntp	4.2.8	Yes
Application	ntp	ntp	4.2.8	Yes
Application	ntp	ntp	4.2.8	Yes
Application	ntp	ntp	4.2.8	Yes
Application	ntp	ntp	4.2.8	Yes
Application	netapp	oncommand_performance_manager	-	Yes
Application	netapp	oncommand_unified_manager	-	Yes
Operating System	netapp	clustered_data_ontap	-	Yes
Operating System	netapp	data_ontap	-	Yes
Application	citrix	xenserver	6.0.2	Yes
Application	citrix	xenserver	6.2.0	Yes
Application	citrix	xenserver	6.5	Yes
Application	citrix	xenserver	7.0	Yes
Operating System	siemens	tim_4r-ie_firmware	*	Yes
Hardware	siemens	tim_4r-ie	-	No
Operating System	siemens	tim_4r-ie_dnp3_firmware	*	Yes
Hardware	siemens	tim_4r-ie_dnp3	-	No

References

http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00034.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00037.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00052.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00001.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00020.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html ([email protected])
http://lists.opensuse.org/opensuse-updates/2015-11/msg00093.html ([email protected])
http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html ([email protected])
http://packetstormsecurity.com/files/134137/Slackware-Security-Advisory-ntp-Updates.html ([email protected])
http://support.ntp.org/bin/view/Main/NtpBug2901 Vendor Advisory ([email protected])
http://support.ntp.org/bin/view/Main/SecurityNotice#October_2015_NTP_4_2_8p4_Securit Release Notes, Vendor Advisory ([email protected])
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151021-ntp ([email protected])
http://www.securityfocus.com/archive/1/536737/100/0/threaded ([email protected])
http://www.securityfocus.com/archive/1/536796/100/0/threaded ([email protected])
http://www.securityfocus.com/archive/1/archive/1/536737/100/100/threaded ([email protected])
http://www.securityfocus.com/archive/1/archive/1/536796/100/100/threaded ([email protected])
http://www.securityfocus.com/bid/77284 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1033951 Third Party Advisory, VDB Entry ([email protected])
http://www.ubuntu.com/usn/USN-2783-1 ([email protected])
https://bto.bluecoat.com/security-advisory/sa103 ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1274184 Issue Tracking, Third Party Advisory, VDB Entry ([email protected])
https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf ([email protected])
https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf Third Party Advisory ([email protected])
https://eprint.iacr.org/2015/1020.pdf Technical Description ([email protected])
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05270839 Third Party Advisory, VDB Entry ([email protected])
https://security.gentoo.org/glsa/201607-15 Third Party Advisory, VDB Entry ([email protected])
https://security.netapp.com/advisory/ntap-20171004-0001/ Third Party Advisory ([email protected])
https://support.citrix.com/article/CTX220112 Third Party Advisory ([email protected])
https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11 Third Party Advisory, US Government Resource ([email protected])
https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11 ([email protected])
https://www.arista.com/en/support/advisories-notices/security-advisories/1212-security-advisory-0016 ([email protected])
https://www.cs.bu.edu/~goldbe/NTPattack.html Not Applicable ([email protected])
https://www.kb.cert.org/vuls/id/718152 Third Party Advisory, US Government Resource ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00034.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00037.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00052.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00001.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00020.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-updates/2015-11/msg00093.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html (af854a3a-2127-422b-91ae-364da2661108)
http://packetstormsecurity.com/files/134137/Slackware-Security-Advisory-ntp-Updates.html (af854a3a-2127-422b-91ae-364da2661108)
http://support.ntp.org/bin/view/Main/NtpBug2901 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://support.ntp.org/bin/view/Main/SecurityNotice#October_2015_NTP_4_2_8p4_Securit Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151021-ntp (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/536737/100/0/threaded (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/536796/100/0/threaded (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/archive/1/536737/100/100/threaded (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/archive/1/536796/100/100/threaded (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/77284 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1033951 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-2783-1 (af854a3a-2127-422b-91ae-364da2661108)
https://bto.bluecoat.com/security-advisory/sa103 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=1274184 Issue Tracking, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf (af854a3a-2127-422b-91ae-364da2661108)
https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://eprint.iacr.org/2015/1020.pdf Technical Description (af854a3a-2127-422b-91ae-364da2661108)
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05270839 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201607-15 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://security.netapp.com/advisory/ntap-20171004-0001/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.citrix.com/article/CTX220112 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11 Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11 (af854a3a-2127-422b-91ae-364da2661108)
https://www.arista.com/en/support/advisories-notices/security-advisories/1212-security-advisory-0016 (af854a3a-2127-422b-91ae-364da2661108)
https://www.cs.bu.edu/~goldbe/NTPattack.html Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
https://www.kb.cert.org/vuls/id/718152 Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)