Vulnerability Monitor

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CVE-2015-7853

The datalen parameter in the refclock driver in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to execute arbitrary code or cause a denial of service (crash) via a negative input value.

Published

2017-08-07T20:29:00.887

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-120

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_balance	-	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

References

http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.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/134082/FreeBSD-Security-Advisory-ntp-Authentication-Bypass.html ([email protected])
http://packetstormsecurity.com/files/134137/Slackware-Security-Advisory-ntp-Updates.html ([email protected])
http://support.ntp.org/bin/view/Main/NtpBug2920 Patch, 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/1/536760/100/0/threaded ([email protected])
http://www.securityfocus.com/archive/1/536796/100/0/threaded ([email protected])
http://www.securityfocus.com/archive/1/536833/100/0/threaded ([email protected])
http://www.securityfocus.com/archive/1/archive/1/536737/100/100/threaded ([email protected])
http://www.securityfocus.com/archive/1/archive/1/536760/100/100/threaded ([email protected])
http://www.securityfocus.com/archive/1/archive/1/536796/100/100/threaded ([email protected])
http://www.securityfocus.com/archive/1/archive/1/536833/100/100/threaded ([email protected])
http://www.securityfocus.com/bid/77273 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1033951 Third Party Advisory, VDB Entry ([email protected])
http://www.talosintel.com/vulnerability-reports/ ([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=1274262 Issue Tracking, Third Party Advisory, VDB Entry ([email protected])
https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf ([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://us-cert.cisa.gov/ics/advisories/icsa-21-159-11 ([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/msg00048.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/134082/FreeBSD-Security-Advisory-ntp-Authentication-Bypass.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/NtpBug2920 Patch, 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/1/536760/100/0/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/1/536833/100/0/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/1/536760/100/100/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/archive/1/archive/1/536833/100/100/threaded (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/77273 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.talosintel.com/vulnerability-reports/ (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=1274262 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://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://us-cert.cisa.gov/ics/advisories/icsa-21-159-11 (af854a3a-2127-422b-91ae-364da2661108)