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RHEL 7 : rh-nginx112-nginx (RHSA-2018:3680)

medium Nessus Plugin ID 194067

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Synopsis

The remote Red Hat host is missing one or more security updates for rh-nginx112-nginx.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2018:3680 advisory.

 - nginx: Excessive memory consumption via flaw in HTTP/2 implementation (CVE-2018-16843)

 - nginx: Excessive CPU usage via flaw in HTTP/2 implementation (CVE-2018-16844)

 - nginx: Denial of service and memory disclosure via mp4 module (CVE-2018-16845)

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 rh-nginx112-nginx package based on the guidance in RHSA-2018:3680.

See Also

https://access.redhat.com/security/updates/classification/#important

https://bugzilla.redhat.com/show_bug.cgi?id=1644508

https://bugzilla.redhat.com/show_bug.cgi?id=1644510

https://bugzilla.redhat.com/show_bug.cgi?id=1644511

http://www.nessus.org/u?59590dbd

https://access.redhat.com/errata/RHSA-2018:3680

Plugin Details

Severity: Medium

ID: 194067

File Name: redhat-RHSA-2018-3680.nasl

Version: 1.0

Type: local

Agent: unix

Published: 4/27/2024

Updated: 4/27/2024

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: 4.2

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 5.8

Temporal Score: 4.3

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

CVSS Score Source: CVE-2018-16845

CVSS v3

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 5.3

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:rh-nginx112-nginx-mod-http-xslt-filter, p-cpe:/a:redhat:enterprise_linux:rh-nginx112-nginx-mod-mail, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:rh-nginx112-nginx-mod-stream, p-cpe:/a:redhat:enterprise_linux:rh-nginx112-nginx, p-cpe:/a:redhat:enterprise_linux:rh-nginx112-nginx-mod-http-image-filter, p-cpe:/a:redhat:enterprise_linux:rh-nginx112-nginx-mod-http-perl

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: 11/27/2018

Vulnerability Publication Date: 11/6/2018

Reference Information

CVE: CVE-2018-16843, CVE-2018-16844, CVE-2018-16845

CWE: 201, 400

RHSA: 2018:3680