Amazon Linux 2023 : clamav, clamav-data, clamav-devel (ALAS2023-2023-052)

high Nessus Plugin ID 173068

Synopsis

The remote Amazon Linux 2023 host is missing a security update.

Description

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2023-052 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)

- On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5 and earlier and 0.104.2 and earlier was disclosed: A vulnerability in CHM file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. For a description of this vulnerability, see the ClamAV blog. This advisory will be updated as additional information becomes available. (CVE-2022-20770)

- On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5 and earlier and 0.104.2 and earlier was disclosed: A vulnerability in the TIFF file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. For a description of this vulnerability, see the ClamAV blog. This advisory will be updated as additional information becomes available. (CVE-2022-20771)

- On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5 and earlier and 0.104.2 and earlier was disclosed: A vulnerability in HTML file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. For a description of this vulnerability, see the ClamAV blog. This advisory will be updated as additional information becomes available. (CVE-2022-20785)

- On May 4, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5 and earlier and 0.104.2 and earlier was disclosed: A vulnerability in Clam AntiVirus (ClamAV) versions 0.103.4, 0.103.5, 0.104.1, and 0.104.2 could allow an authenticated, local attacker to cause a denial of service condition on an affected device. For a description of this vulnerability, see the ClamAV blog.
(CVE-2022-20796)

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

Solution

Run 'dnf update clamav --releasever=2023.0.20230222 ' to update your system.

See Also

https://alas.aws.amazon.com/AL2023/ALAS-2023-052.html

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

https://alas.aws.amazon.com/cve/html/CVE-2022-20770.html

https://alas.aws.amazon.com/cve/html/CVE-2022-20771.html

https://alas.aws.amazon.com/cve/html/CVE-2022-20785.html

https://alas.aws.amazon.com/cve/html/CVE-2022-20796.html

https://alas.aws.amazon.com/faqs.html

Plugin Details

Severity: High

ID: 173068

File Name: al2023_ALAS2023-2023-052.nasl

Version: 1.1

Type: local

Agent: unix

Published: 3/21/2023

Updated: 4/21/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

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

CVSS Score Source: CVE-2022-20785

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: cpe:/o:amazon:linux:2023, p-cpe:/a:amazon:linux:clamav-debugsource, p-cpe:/a:amazon:linux:clamav-data, p-cpe:/a:amazon:linux:clamav-devel, p-cpe:/a:amazon:linux:clamav-filesystem, p-cpe:/a:amazon:linux:clamav, p-cpe:/a:amazon:linux:clamd, p-cpe:/a:amazon:linux:clamav-lib, p-cpe:/a:amazon:linux:clamav-milter-debuginfo, p-cpe:/a:amazon:linux:clamav-debuginfo, p-cpe:/a:amazon:linux:clamav-milter, p-cpe:/a:amazon:linux:clamav-lib-debuginfo, p-cpe:/a:amazon:linux:clamav-update, p-cpe:/a:amazon:linux:clamav-update-debuginfo, p-cpe:/a:amazon:linux:clamd-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: 2/17/2023

Vulnerability Publication Date: 1/12/2022

Reference Information

CVE: CVE-2022-20698, CVE-2022-20770, CVE-2022-20771, CVE-2022-20785, CVE-2022-20796