CVE-2015-7979
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
6.4 Medium
AI Score
Confidence
High
0.097 Low
EPSS
Percentile
94.9%
NTP before 4.2.8p6 and 4.3.x before 4.3.90 allows remote attackers to cause a denial of service (client-server association tear down) by sending broadcast packets with invalid authentication to a broadcast client.
Affected configurations
References
lists.fedoraproject.org/pipermail/package-announce/2016-February/177507.html
lists.fedoraproject.org/pipermail/package-announce/2016-January/176434.html
lists.opensuse.org/opensuse-security-announce/2016-04/msg00059.html
lists.opensuse.org/opensuse-security-announce/2016-04/msg00060.html
lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html
lists.opensuse.org/opensuse-security-announce/2016-05/msg00038.html
lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html
lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html
lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html
lists.opensuse.org/opensuse-updates/2016-05/msg00114.html
rhn.redhat.com/errata/RHSA-2016-1552.html
rhn.redhat.com/errata/RHSA-2016-2583.html
support.ntp.org/bin/view/Main/SecurityNotice#April_2016_NTP_4_2_8p7_Security
tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160127-ntpd
www.debian.org/security/2016/dsa-3629
www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
www.securityfocus.com/bid/81816
www.securitytracker.com/id/1034782
www.ubuntu.com/usn/USN-3096-1
access.redhat.com/errata/RHSA-2016:1141
bto.bluecoat.com/security-advisory/sa113
cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf
h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03750en_us
h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03766en_us
security.FreeBSD.org/advisories/FreeBSD-SA-16:09.ntp.asc
security.gentoo.org/glsa/201607-15
security.netapp.com/advisory/ntap-20171031-0001/
us-cert.cisa.gov/ics/advisories/icsa-21-103-11
www.kb.cert.org/vuls/id/718152
Related
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
6.4 Medium
AI Score
Confidence
High
0.097 Low
EPSS
Percentile
94.9%