CVE-2018-16843
Scores
EPSS
Percentile: 55.5%
CVSS
CVSS Score: 5.3/10
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:C
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
Complete
Measures the impact to the availability of the impacted component
Description
nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive memory consumption. This issue affects nginx compiled with the ngx_http_v2_module (not compiled by default) if the ‘http2’ option of the ‘listen’ directive is used in a configuration file.
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Sources
CWEs
Related Vulnerabilities
Vulnerable Software (31)
Type: Configuration
Product: nginx
Operating System: altlinux
{ "fixed": "0:1.14.1-alt1"}
Source: redhat
Type: Configuration
Product: nginx
Operating System: debian
{ "fixed": "1.14.1-1"}
Source: debian
Type: Configuration
Product: nginx
Operating System: debian jessie 8
{ "unaffected": true}
Source: debian
Type: Configuration
Product: nginx
Operating System: ubuntu bionic 18.04
{ "fixed": "1.14.0-0ubuntu1.2"}
Source: ubuntu
Type: Configuration
Product: nginx
Operating System: ubuntu cosmic 18.10
{ "fixed": "1.15.5-0ubuntu2.1"}
Source: ubuntu
Type: Configuration
Product: nginx
Operating System: ubuntu trusty 14.04
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: nginx
Operating System: ubuntu xenial 16.04
{ "fixed": "1.10.3-0ubuntu0.16.04.3"}
Source: ubuntu
Type: Configuration
Product: nginx-geoip
Operating System: altlinux
{ "fixed": "0:1.14.1-alt1"}
Source: redhat
Type: Configuration
Product: nginx-image_filter
Operating System: altlinux
{ "fixed": "0:1.14.1-alt1"}
Source: redhat
Type: Configuration
Product: nginx-pam
Operating System: altlinux
{ "fixed": "0:1.14.1-alt1"}
Source: redhat
Type: Configuration
Product: nginx-perl
Operating System: altlinux
{ "fixed": "0:1.14.1-alt1"}
Source: redhat
Type: Configuration
Product: nginx-spnego
Operating System: altlinux
{ "fixed": "0:1.14.1-alt1"}
Source: redhat
Type: Configuration
Product: nginx-xslt
Operating System: altlinux
{ "fixed": "0:1.14.1-alt1"}
Source: redhat
Type: Configuration
Product: rh-nginx110-nginx
Operating System: rhel
{ "fixed": "1.10.2-8.el6.1"}
Source: redhat
Type: Configuration
Product: rh-nginx110-nginx
Operating System: rhel
{ "fixed": "1.10.2-8.el7.1"}
Source: redhat
Type: Configuration
Product: rh-nginx110-nginx
Operating System: rhel
{ "fixed": "1.10.2-8.el7.1"}
Source: redhat
Type: Configuration
Product: rh-nginx110-nginx
Operating System: rhel
{ "fixed": "1.10.2-8.el7.1"}
Source: redhat
Type: Configuration
Product: rh-nginx110-nginx
Operating System: rhel
{ "fixed": "1.10.2-8.el7.1"}
Source: redhat
Type: Configuration
Product: rh-nginx112-nginx
Operating System: rhel
{ "fixed": "1.12.1-2.el7.1"}
Source: redhat
Type: Configuration
Product: rh-nginx112-nginx
Operating System: rhel
{ "fixed": "1.12.1-2.el7.1"}
Source: redhat