RHEL 6 / 7 : httpd24-httpd and httpd24-nghttp2 (RHSA-2019:2949)

high Nessus Plugin ID 210268

Synopsis

The remote Red Hat host is missing one or more security updates for httpd24-httpd / httpd24-nghttp2.

Description

The remote Redhat Enterprise Linux 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2019:2949 advisory.

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server.

Security Fix(es):

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

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

* HTTP/2: request for large response leads to denial of service (CVE-2019-9517)

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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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

Solution

Update the RHEL httpd24-httpd / httpd24-nghttp2 packages based on the guidance in RHSA-2019:2949.

Plugin Details

Severity: High

ID: 210268

File Name: redhat-RHSA-2019-2949.nasl

Version: 1.3

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 11/5/2024

Updated: 11/6/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2019-9517

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: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:httpd24-mod_md, p-cpe:/a:redhat:enterprise_linux:httpd24-httpd-manual, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:httpd24-mod_ldap, p-cpe:/a:redhat:enterprise_linux:httpd24-mod_session, cpe:/o:redhat:enterprise_linux:6, p-cpe:/a:redhat:enterprise_linux:httpd24-libnghttp2-devel, p-cpe:/a:redhat:enterprise_linux:httpd24-httpd-devel, p-cpe:/a:redhat:enterprise_linux:httpd24-mod_ssl, p-cpe:/a:redhat:enterprise_linux:httpd24-nghttp2, p-cpe:/a:redhat:enterprise_linux:httpd24-mod_proxy_html, p-cpe:/a:redhat:enterprise_linux:httpd24-libnghttp2, p-cpe:/a:redhat:enterprise_linux:httpd24-httpd-tools, p-cpe:/a:redhat:enterprise_linux:httpd24-httpd

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: 10/1/2019

Vulnerability Publication Date: 8/13/2019

Reference Information

CVE: CVE-2019-9511, CVE-2019-9513, CVE-2019-9517

CWE: 400

RHSA: 2019:2949

Detections

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