Amazon Linux AMI : varnish (ALAS-2022-1632)

critical Nessus Plugin ID 164360

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Synopsis

The remote Amazon Linux AMI host is missing a security update.

Description

The version of varnish installed on the remote host is prior to 4.0.5-3.23. It is, therefore, affected by a vulnerability as referenced in the ALAS-2022-1632 advisory.

- In Varnish Cache before 6.6.2 and 7.x before 7.0.2, Varnish Cache 6.0 LTS before 6.0.10, and and Varnish Enterprise (Cache Plus) 4.1.x before 4.1.11r6 and 6.0.x before 6.0.9r4, request smuggling can occur for HTTP/1 connections. (CVE-2022-23959)

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

Solution

Run 'yum update varnish' to update your system.

Plugin Details

Severity: Critical

ID: 164360

File Name: ala_ALAS-2022-1632.nasl

Version: 1.2

Type: local

Agent: unix

Family: Amazon Linux Local Security Checks

Published: 8/23/2022

Updated: 8/23/2022

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

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:amazon:linux:varnish, p-cpe:/a:amazon:linux:varnish-debuginfo, p-cpe:/a:amazon:linux:varnish-docs, p-cpe:/a:amazon:linux:varnish-libs, p-cpe:/a:amazon:linux:varnish-libs-devel, cpe:/o:amazon:linux

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/15/2022

Vulnerability Publication Date: 1/26/2022

Reference Information

CVE: CVE-2022-23959

Detections

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