CVE-2016-4957
Scores
EPSS
Percentile: 59.1%
CVSS
CVSS Score: 7.5/10
All CVSS Scores
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Vector Breakdown
CVSS (Common Vulnerability Scoring System) vector provides detailed metrics about vulnerability characteristics
CVSS
Attack Vector
Network (N)
Describes how the vulnerability is exploited
Attack Complexity
Low (L)
Describes the conditions beyond the attacker's control
Privileges Required
None (N)
Describes the level of privileges an attacker must possess
User Interaction
None (N)
Captures the requirement for a human user participation
Scope
Unchanged (U)
Determines if a successful attack impacts components beyond the vulnerable component
Confidentiality Impact
None (N)
Measures the impact to the confidentiality of information
Integrity Impact
None (N)
Measures the impact to integrity of a successfully exploited vulnerability
Availability Impact
High (H)
Measures the impact to the availability of the impacted component
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Vector Breakdown
CVSS (Common Vulnerability Scoring System) vector provides detailed metrics about vulnerability characteristics
CVSS
Attack Vector
Network (N)
Describes how the vulnerability is exploited
Attack Complexity
Low (L)
Describes the conditions beyond the attacker's control
Authentication
None (N)
Describes the level of privileges an attacker must possess
Confidentiality Impact
None (N)
Measures the impact to the confidentiality of information
Integrity Impact
None (N)
Measures the impact to integrity of a successfully exploited vulnerability
Availability Impact
Partial
Measures the impact to the availability of the impacted component
Description
ntpd in NTP before 4.2.8p8 allows remote attackers to cause a denial of service (daemon crash) via a crypto-NAK packet. NOTE: this vulnerability exists because of an incorrect fix for CVE-2016-1547.
Scaner-VS 7 — a modern vulnerability management solution
Sources
CWEs
Vulnerable Software (23)
Type: Configuration
Product: ntp
Operating System: ubuntu trusty 14.04
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: ntp
Operating System: ubuntu wily 15.10
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: ntp
Operating System: ubuntu xenial 16.04
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: ntp
Operating System: altlinux
{ "fixed": "0:4.2.8-alt6"}
Source: redhat
Type: Configuration
Product: ntp
Operating System: debian
{ "fixed": "1:4.2.8p8+dfsg-1"}
Source: debian
Type: Configuration
Product: ntp
Operating System: debian jessie 8
{ "unaffected": true}
Source: debian
Type: Configuration
Product: ntp
Operating System: debian wheezy 7
{ "unaffected": true}
Source: debian
Type: Configuration
Product: ntp-aux
Operating System: altlinux
{ "fixed": "0:4.2.8-alt6"}
Source: redhat
Type: Configuration
Product: ntp-doc
Operating System: altlinux
{ "fixed": "0:4.2.8-alt6"}
Source: redhat
Type: Configuration
Product: ntp-utils
Operating System: altlinux
{ "fixed": "0:4.2.8-alt6"}
Source: redhat
Type: Configuration
Product: ntpd
Operating System: altlinux
{ "fixed": "0:4.2.8-alt6"}
Source: redhat
Type: Configuration
Product: ntpdate
Operating System: altlinux
{ "fixed": "0:4.2.8-alt6"}
Source: redhat
Type: Configuration
Product: ntpq
Operating System: altlinux
{ "fixed": "0:4.2.8-alt6"}
Source: redhat
Type: Configuration
Product: perl-NTP-Util
Operating System: altlinux
{ "fixed": "0:4.2.8-alt6"}
Source: redhat
Type: Configuration
Vendor: *
Product: leap
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:suse:manager_proxy:2.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:suse:openstack_cloud:5:*:*:*:*:*:*:*", ...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:suse:manager_proxy:2.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:suse:openstack_cloud:5:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:novell:suse_manager:2.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_desktop:12:sp1:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:ltss:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:ltss:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:11:sp4:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:12:sp1:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd
Type: Configuration
Vendor: *
Product: linux_enterprise_desktop
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:suse:manager_proxy:2.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:suse:openstack_cloud:5:*:*:*:*:*:*:*", ...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:suse:manager_proxy:2.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:suse:openstack_cloud:5:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:novell:suse_manager:2.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_desktop:12:sp1:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:ltss:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:ltss:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:11:sp4:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:12:sp1:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd
Type: Configuration
Vendor: *
Product: linux_enterprise_server
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:suse:manager_proxy:2.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:suse:openstack_cloud:5:*:*:*:*:*:*:*", ...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:suse:manager_proxy:2.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:suse:openstack_cloud:5:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:novell:suse_manager:2.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_desktop:12:sp1:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:ltss:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:ltss:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:11:sp4:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:12:sp1:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd
Type: Configuration
Vendor: *
Product: manager_proxy
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:suse:manager_proxy:2.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:suse:openstack_cloud:5:*:*:*:*:*:*:*", ...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:suse:manager_proxy:2.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:suse:openstack_cloud:5:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:novell:suse_manager:2.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_desktop:12:sp1:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:ltss:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:ltss:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:11:sp4:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:12:sp1:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd
Type: Configuration
Vendor: *
Product: ntp
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:ntp:ntp:4.2.8:p7:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:ntp:ntp:4.3.92:*:*:*:*:*:*:*", "vulnerable...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:ntp:ntp:4.2.8:p7:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:ntp:ntp:4.3.92:*:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd
Type: Configuration
Vendor: *
Product: openstack_cloud
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:suse:manager_proxy:2.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:suse:openstack_cloud:5:*:*:*:*:*:*:*", ...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:suse:manager_proxy:2.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:suse:openstack_cloud:5:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:novell:suse_manager:2.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_desktop:12:sp1:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:ltss:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:ltss:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:11:sp4:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:suse:linux_enterprise_server:12:sp1:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd