CVE-2017-14492
Scores
EPSS
Percentile: 92.8%
CVSS
CVSS Score: 8.8/10
All CVSS Scores
Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Vector Breakdown
CVSS (Common Vulnerability Scoring System) vector provides detailed metrics about vulnerability characteristics
CVSS
Attack Vector
Adjacent Network (A)
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
High (H)
Measures the impact to the confidentiality of information
Integrity Impact
High (H)
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:A/AC:L/Au:N/C:C/I:C/A:C
Vector Breakdown
CVSS (Common Vulnerability Scoring System) vector provides detailed metrics about vulnerability characteristics
CVSS
Attack Vector
Adjacent Network (A)
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
Complete
Measures the impact to the confidentiality of information
Integrity Impact
Complete
Measures the impact to integrity of a successfully exploited vulnerability
Availability Impact
Complete
Measures the impact to the availability of the impacted component
Description
Heap-based buffer overflow in dnsmasq before 2.78 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a crafted IPv6 router advertisement request.
Scaner-VS 7 — a modern vulnerability management solution
Sources
CWEs
Related Vulnerabilities
Exploits
Recommendations
Source: nvd
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
Vulnerable Software (13)
Type: Configuration
Product: dnsmasq
Operating System: rhel 7
{ "fixed": "2.76-2.el7_4.2"}
Source: redhat
Type: Configuration
Product: dnsmasq
Operating System: rhel 7.2
{ "fixed": "2.66-14.el7_2.2"}
Source: redhat
Type: Configuration
Product: dnsmasq
Operating System: rhel 7.3
{ "fixed": "2.66-21.el7_3.2"}
Source: redhat
Type: Configuration
Product: dnsmasq
Operating System: debian
{ "fixed": "2.78-1"}
Source: debian
Type: Configuration
Product: dnsmasq
Operating System: ubuntu trusty 14.04
{ "fixed": "2.68-1ubuntu0.2"}
Source: ubuntu
Type: Configuration
Product: dnsmasq
Operating System: ubuntu xenial 16.04
{ "fixed": "2.75-1ubuntu0.16.04.3"}
Source: ubuntu
Type: Configuration
Product: dnsmasq
Operating System: ubuntu zesty 17.04
{ "fixed": "2.76-5ubuntu0.1"}
Source: ubuntu
Type: Configuration
Vendor: *
Product: debian_linux
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:17.04:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:debian:debian_linux:7.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:novell:leap:42.2:*:*:*:*:*:*:*" }, { "cpe23uri": "cpe:2.3:o:novell:leap:42.3:*:*:*:*:*:*:*" }, { "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd
Type: Configuration
Vendor: *
Product: dnsmasq
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*", "versionEndIncluding": "2.77", "vulnerable": true } ], "operator": "OR"}
Source: nvd
Type: Configuration
Vendor: *
Product: enterprise_linux_desktop
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:17.04:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:debian:debian_linux:7.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:novell:leap:42.2:*:*:*:*:*:*:*" }, { "cpe23uri": "cpe:2.3:o:novell:leap:42.3:*:*:*:*:*:*:*" }, { "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd
Type: Configuration
Vendor: *
Product: enterprise_linux_server
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:17.04:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:debian:debian_linux:7.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:novell:leap:42.2:*:*:*:*:*:*:*" }, { "cpe23uri": "cpe:2.3:o:novell:leap:42.3:*:*:*:*:*:*:*" }, { "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd
Type: Configuration
Vendor: *
Product: enterprise_linux_workstation
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:17.04:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:debian:debian_linux:7.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:novell:leap:42.2:*:*:*:*:*:*:*" }, { "cpe23uri": "cpe:2.3:o:novell:leap:42.3:*:*:*:*:*:*:*" }, { "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd
Type: Configuration
Vendor: *
Product: ubuntu_linux
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:17.04:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:debian:debian_linux:7.1:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:novell:leap:42.2:*:*:*:*:*:*:*" }, { "cpe23uri": "cpe:2.3:o:novell:leap:42.3:*:*:*:*:*:*:*" }, { "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd