CVE-2018-16844

high

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 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.

References

http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00035.html

https://access.redhat.com/errata/RHSA-2018:3680

https://access.redhat.com/errata/RHSA-2018:3681

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16844

http://seclists.org/fulldisclosure/2021/Sep/36

https://support.apple.com/kb/HT212818

https://usn.ubuntu.com/3812-1/

https://www.debian.org/security/2018/dsa-4335

http://www.securitytracker.com/id/1042038

Details

Source: Mitre, NVD

Published: 2018-11-07

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High