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Amazon Linux 2 : avahi (ALAS-2024-2393)

medium Nessus Plugin ID 187812

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Synopsis

The remote Amazon Linux 2 host is missing a security update.

Description

The version of avahi installed on the remote host is prior to 0.6.31-20. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2024-2393 advisory.

 - A vulnerability was found in Avahi. A reachable assertion exists in the avahi_rdata_parse() function.
 (CVE-2023-38472)

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 avahi' to update your system.

See Also

https://alas.aws.amazon.com/AL2/ALAS-2024-2393.html

https://alas.aws.amazon.com/cve/html/CVE-2023-38472.html

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

Plugin Details

Severity: Medium

ID: 187812

File Name: al2_ALAS-2024-2393.nasl

Version: 1.0

Type: local

Agent: unix

Published: 1/9/2024

Updated: 1/9/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

CVSS Score Source: CVE-2023-38472

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

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

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:avahi, p-cpe:/a:amazon:linux:avahi-autoipd, p-cpe:/a:amazon:linux:avahi-compat-howl, p-cpe:/a:amazon:linux:avahi-compat-howl-devel, p-cpe:/a:amazon:linux:avahi-compat-libdns_sd, p-cpe:/a:amazon:linux:avahi-compat-libdns_sd-devel, p-cpe:/a:amazon:linux:avahi-debuginfo, p-cpe:/a:amazon:linux:avahi-devel, p-cpe:/a:amazon:linux:avahi-dnsconfd, p-cpe:/a:amazon:linux:avahi-glib, p-cpe:/a:amazon:linux:avahi-glib-devel, p-cpe:/a:amazon:linux:avahi-gobject, p-cpe:/a:amazon:linux:avahi-gobject-devel, p-cpe:/a:amazon:linux:avahi-libs, p-cpe:/a:amazon:linux:avahi-qt3, p-cpe:/a:amazon:linux:avahi-qt3-devel, p-cpe:/a:amazon:linux:avahi-qt4, p-cpe:/a:amazon:linux:avahi-qt4-devel, p-cpe:/a:amazon:linux:avahi-tools, p-cpe:/a:amazon:linux:avahi-ui, p-cpe:/a:amazon:linux:avahi-ui-devel, p-cpe:/a:amazon:linux:avahi-ui-gtk3, p-cpe:/a:amazon:linux:avahi-ui-tools, cpe:/o:amazon:linux:2

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

Exploit Ease: No known exploits are available

Patch Publication Date: 1/3/2024

Vulnerability Publication Date: 11/2/2023

Reference Information

CVE: CVE-2023-38472