Amazon Linux 2022 : (ALAS2022-2022-063)

high Nessus Plugin ID 164712

Synopsis

The remote Amazon Linux 2022 host is missing a security update.

Description

It is, therefore, affected by a vulnerability as referenced in the ALAS2022-2022-063 advisory.

- A vulnerability in the OOXML parsing module in Clam AntiVirus (ClamAV) Software version 0.104.1 and LTS version 0.103.4 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to improper checks that may result in an invalid pointer read. An attacker could exploit this vulnerability by sending a crafted OOXML file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process to crash, resulting in a denial of service condition. (CVE-2022-20698)

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

Solution

Run 'dnf update --releasever=2022.0.20220518 clamav' to update your system.

See Also

https://alas.aws.amazon.com/AL2022/ALAS-2022-063.html

https://alas.aws.amazon.com/cve/html/CVE-2022-20698.html

Plugin Details

Severity: High

ID: 164712

File Name: al2022_ALAS2022-2022-063.nasl

Version: 1.3

Type: local

Agent: unix

Published: 9/6/2022

Updated: 10/12/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2022-20698

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:clamav-milter, p-cpe:/a:amazon:linux:clamav-lib, p-cpe:/a:amazon:linux:clamd-debuginfo, p-cpe:/a:amazon:linux:clamav-devel, p-cpe:/a:amazon:linux:clamav-update, cpe:/o:amazon:linux:2022, p-cpe:/a:amazon:linux:clamav, p-cpe:/a:amazon:linux:clamav-data, p-cpe:/a:amazon:linux:clamav-lib-debuginfo, p-cpe:/a:amazon:linux:clamav-debuginfo, p-cpe:/a:amazon:linux:clamd, p-cpe:/a:amazon:linux:clamav-filesystem, p-cpe:/a:amazon:linux:clamav-update-debuginfo, p-cpe:/a:amazon:linux:clamav-debugsource, p-cpe:/a:amazon:linux:clamav-milter-debuginfo

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/18/2022

Vulnerability Publication Date: 1/12/2022

Reference Information

CVE: CVE-2022-20698