Executive Summary

Informations
Name CVE-2018-16844 First vendor Publication 2018-11-07
Vendor Cve Last vendor Modification 2022-02-22

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:C)
Cvss Base Score 7.8 Attack Range Network
Cvss Impact Score 6.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive CPU usage. 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.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16844

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 31
Application 466
Os 4
Os 1

Nessus® Vulnerability Scanner

Date Description
2019-01-03 Name : The remote Fedora host is missing a security update.
File : fedora_2018-7c540fdab4.nasl - Type : ACT_GATHER_INFO
2018-12-17 Name : The remote Amazon Linux AMI host is missing a security update.
File : ala_ALAS-2018-1125.nasl - Type : ACT_GATHER_INFO
2018-12-10 Name : The remote EulerOS host is missing multiple security updates.
File : EulerOS_SA-2018-1399.nasl - Type : ACT_GATHER_INFO
2018-11-14 Name : The remote web server is affected by multiple vulnerabilities.
File : nginx_1_15_6.nasl - Type : ACT_GATHER_INFO
2018-11-09 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-4335.nasl - Type : ACT_GATHER_INFO
2018-11-07 Name : The remote FreeBSD host is missing one or more security-related updates.
File : freebsd_pkg_84ca56bee1de11e8bcfd00e04c1ea73d.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

Source Url
BID http://www.securityfocus.com/bid/105868
CONFIRM https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16844
https://support.apple.com/kb/HT212818
DEBIAN https://www.debian.org/security/2018/dsa-4335
FULLDISC http://seclists.org/fulldisclosure/2021/Sep/36
MISC http://mailman.nginx.org/pipermail/nginx-announce/2018/000220.html
REDHAT https://access.redhat.com/errata/RHSA-2018:3680
https://access.redhat.com/errata/RHSA-2018:3681
SECTRACK http://www.securitytracker.com/id/1042038
SUSE http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00035.html
UBUNTU https://usn.ubuntu.com/3812-1/

Alert History

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Date Informations
2022-10-25 01:40:13
  • Multiple Updates
2022-02-23 00:23:27
  • Multiple Updates
2021-12-17 00:23:22
  • Multiple Updates
2021-11-11 09:23:16
  • Multiple Updates
2021-11-11 00:23:15
  • Multiple Updates
2021-11-10 21:23:17
  • Multiple Updates
2021-11-03 01:31:50
  • Multiple Updates
2021-11-02 12:31:16
  • Multiple Updates
2021-09-22 09:23:31
  • Multiple Updates
2021-09-21 00:23:19
  • Multiple Updates
2021-05-04 13:12:59
  • Multiple Updates
2021-04-22 02:27:23
  • Multiple Updates
2020-05-23 02:12:53
  • Multiple Updates
2020-05-23 01:09:32
  • Multiple Updates
2019-09-11 09:19:12
  • Multiple Updates
2019-06-20 05:19:15
  • Multiple Updates
2019-06-12 21:19:20
  • Multiple Updates
2018-12-13 00:19:09
  • Multiple Updates
2018-11-28 17:18:57
  • Multiple Updates
2018-11-09 17:19:08
  • Multiple Updates
2018-11-08 17:19:13
  • Multiple Updates
2018-11-07 17:20:19
  • First insertion