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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.2 High
AI Score
Confidence
High
0.014 Low
EPSS
Percentile
86.3%
The ULOGTOD function in ntp.d in SNTP before 4.2.7p366 does not properly perform type conversions from a precision value to a double, which allows remote attackers to cause a denial of service (infinite loop) via a crafted NTP packet.
aix.software.ibm.com/aix/efixes/security/ntp_advisory4.asc
bk1.ntp.org/ntp-dev/?PAGE=patch&REV=51786731Gr4-NOrTBC_a_uXO4wuGhg
lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.html
lists.fedoraproject.org/pipermail/package-announce/2015-October/169167.html
lists.fedoraproject.org/pipermail/package-announce/2015-September/166992.html
lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html
lists.opensuse.org/opensuse-updates/2016-12/msg00153.html
rhn.redhat.com/errata/RHSA-2016-0780.html
rhn.redhat.com/errata/RHSA-2016-2583.html
www.debian.org/security/2015/dsa-3388
www.openwall.com/lists/oss-security/2015/08/25/3
www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
www.securityfocus.com/bid/76473
www.ubuntu.com/usn/USN-2783-1
bugzilla.redhat.com/show_bug.cgi?id=1255118
cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf
github.com/ntp-project/ntp/commit/5f295cd05c3c136d39f5b3e500a2d781bdbb59c8
us-cert.cisa.gov/ics/advisories/icsa-21-103-11
www-01.ibm.com/support/docview.wss?uid=isg3T1024157
www-01.ibm.com/support/docview.wss?uid=swg21985122
www-01.ibm.com/support/docview.wss?uid=swg21986956
www-01.ibm.com/support/docview.wss?uid=swg21988706
www-01.ibm.com/support/docview.wss?uid=swg21989542
www.ibm.com/support/home/docdisplay?lndocid=migr-5099409
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.2 High
AI Score
Confidence
High
0.014 Low
EPSS
Percentile
86.3%