VULNERABILITY INTELLIGENCE

CVE-2018-16844

CVSS score7.5 HIGH
EPSS probability12.73%
CISA KEVNot currently listed
Published2018-11-07
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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.

Weakness classification

  • CWE-400: Uncontrolled Resource Consumption

Primary references