RHEL 7 / 8 : OpenShift Container Platform 4.4.3 haproxy (RHSA-2020:1936)

critical Nessus Plugin ID 136319

Synopsis

The remote Red Hat host is missing one or more security updates for OpenShift Container Platform 4.4.3 haproxy.

Description

The remote Redhat Enterprise Linux 7 / 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2020:1936 advisory.

Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments.

Security Fix(es):

* haproxy: malformed HTTP/2 requests could lead to out-of-bounds writes (CVE-2020-11100)

* haproxy: HTTP request smuggling issue with transfer-encoding header containing an obfuscated chunked value (CVE-2019-18277)

* haproxy: HTTP/2 implementation was vulnerable to intermediary encapsulation attacks (CVE-2019-19330)

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 OpenShift Container Platform 4.4.3 haproxy package based on the guidance in RHSA-2020:1936.

See Also

http://www.nessus.org/u?c783169f

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

https://access.redhat.com/errata/RHSA-2020:1936

https://bugzilla.redhat.com/show_bug.cgi?id=1759697

https://bugzilla.redhat.com/show_bug.cgi?id=1777584

https://bugzilla.redhat.com/show_bug.cgi?id=1819111

Plugin Details

Severity: Critical

ID: 136319

File Name: redhat-RHSA-2020-1936.nasl

Version: 1.11

Type: local

Agent: unix

Published: 5/5/2020

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2019-19330

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:haproxy20, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:haproxy, cpe:/o:redhat:enterprise_linux:7

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/4/2020

Vulnerability Publication Date: 10/23/2019

Reference Information

CVE: CVE-2019-18277, CVE-2019-19330, CVE-2020-11100

CWE: 20, 444, 787

RHSA: 2020:1936