RHEL 8 : nginx:1.14 (RHSA-2019:2799) (0-Length Headers Leak) (Data Dribble) (Resource Loop)

high Nessus Plugin ID 129089


The remote Red Hat host is missing one or more security updates.


An update for the nginx:1.14 module is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Nginx is a web server and a reverse proxy server for HTTP, SMTP, POP3 (Post Office Protocol 3) and IMAP protocols, with a focus on high concurrency, performance and low memory usage.

Security Fix(es) :

* HTTP/2: large amount of data request leads to denial of service (CVE-2019-9511)

* HTTP/2: flood using PRIORITY frames resulting in excessive resource consumption (CVE-2019-9513)

* HTTP/2: 0-length headers leads to denial of service (CVE-2019-9516)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.


Update the affected packages.

See Also





Plugin Details

Severity: High

ID: 129089

File Name: redhat-RHSA-2019-2799.nasl

Version: 1.7

Type: local

Agent: unix

Published: 9/20/2019

Updated: 3/24/2021

Supported Sensors: Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent

Risk Information

CVSS Score Source: CVE-2019-9517


Risk Factor: Medium

Score: 5.1


Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

Temporal Vector: E:U/RL:OF/RC:C


Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:nginx, p-cpe:/a:redhat:enterprise_linux:nginx-all-modules, p-cpe:/a:redhat:enterprise_linux:nginx-debugsource, p-cpe:/a:redhat:enterprise_linux:nginx-filesystem, p-cpe:/a:redhat:enterprise_linux:nginx-mod-http-image-filter, p-cpe:/a:redhat:enterprise_linux:nginx-mod-http-perl, p-cpe:/a:redhat:enterprise_linux:nginx-mod-http-xslt-filter, p-cpe:/a:redhat:enterprise_linux:nginx-mod-mail, p-cpe:/a:redhat:enterprise_linux:nginx-mod-stream, cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:enterprise_linux:8.0

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 9/17/2019

Vulnerability Publication Date: 8/13/2019

Reference Information

CVE: CVE-2019-9511, CVE-2019-9513, CVE-2019-9516

RHSA: 2019:2799