CentOS 8 : nghttp2 (CESA-2019:2692)

high Nessus Plugin ID 145652

Synopsis

The remote CentOS host is missing one or more security updates.

Description

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2019:2692 advisory.

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

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

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected libnghttp2, libnghttp2-devel and / or nghttp2 packages.

See Also

https://access.redhat.com/errata/RHSA-2019:2692

Plugin Details

Severity: High

ID: 145652

File Name: centos8_RHSA-2019-2692.nasl

Version: 1.4

Type: local

Agent: unix

Published: 1/29/2021

Updated: 3/23/2021

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

Risk Information

CVSS Score Source: CVE-2019-9513

VPR

Risk Factor: Medium

Score: 5.1

CVSS v2

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

CVSS v3

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: cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:libnghttp2, p-cpe:/a:centos:centos:libnghttp2-devel, p-cpe:/a:centos:centos:nghttp2

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

Exploit Ease: No known exploits are available

Patch Publication Date: 9/9/2019

Vulnerability Publication Date: 8/13/2019

Reference Information

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

RHSA: 2019:2692