RHEL 8 : varnish:6 (RHSA-2022:0421)

critical Nessus Plugin ID 157362

Synopsis

The remote Red Hat host is missing a security update for varnish:6.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2022:0421 advisory.

Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don't have to create the same web page over and over again, giving the website a significant speed up.

Security Fix(es):

* varnish: HTTP/1 request smuggling vulnerability (CVE-2022-23959)

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 this issue but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL varnish:6 package based on the guidance in RHSA-2022:0421.

See Also

http://www.nessus.org/u?7d561ea8

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

https://access.redhat.com/errata/RHSA-2022:0421

https://bugzilla.redhat.com/show_bug.cgi?id=2045031

Plugin Details

Severity: Critical

ID: 157362

File Name: redhat-RHSA-2022-0421.nasl

Version: 1.9

Type: local

Agent: unix

Published: 2/3/2022

Updated: 11/5/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

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

CVSS Score Source: CVE-2022-23959

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 7.9

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:varnish, p-cpe:/a:redhat:enterprise_linux:varnish-modules, p-cpe:/a:redhat:enterprise_linux:varnish-devel, p-cpe:/a:redhat:enterprise_linux:varnish-docs, cpe:/o:redhat:rhel_eus:8.2

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: 2/3/2022

Vulnerability Publication Date: 1/26/2022

Reference Information

CVE: CVE-2022-23959

CWE: 444

RHSA: 2022:0421