CVE-2018-16844

nginx: Excessive CPU usage via flaw in HTTP/2 implementation

Published Nov 7, 2018 CVSS 3.1 · 7.5 High EPSS 12.7% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Debian DSA Debian DSA DSA-4335-1 nginx security update
EUVD EUVD EUVD-2018-8640 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.
Ubuntu USN Ubuntu USN USN-3812-1 nginx vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 5, 2024, 10:32 AM
Reserved
Sep 11, 2018, 12:00 AM
Status
Modified
Published
Nov 7, 2018, 2:29 PM
Modified
Jun 17, 2026, 1:44 AM
Severity
Moderate
Public date
Nov 6, 2018, 12:00 AM