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Amazon Linux 2023 : avahi, avahi-autoipd, avahi-compat-howl (ALAS2023-2023-332)

medium Nessus Plugin ID 181151

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Synopsis

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

Description

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2023-332 advisory.

 - A vulnerability was found in the avahi library. This flaw allows an unprivileged user to make a dbus call, causing the avahi daemon to crash. (CVE-2023-1981)

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 avahi --releasever 2023.1.20230906' to update your system.

See Also

https://alas.aws.amazon.com/AL2023/ALAS-2023-332.html

https://alas.aws.amazon.com/cve/html/CVE-2023-1981.html

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

Plugin Details

Severity: Medium

ID: 181151

File Name: al2023_ALAS2023-2023-332.nasl

Version: 1.1

Type: local

Agent: unix

Published: 9/8/2023

Updated: 9/8/2023

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: 4.6

Temporal Score: 3.6

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

CVSS Score Source: CVE-2023-1981

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

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:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:avahi-compat-libdns_sd-devel, p-cpe:/a:amazon:linux:avahi-devel, p-cpe:/a:amazon:linux:avahi-glib-debuginfo, p-cpe:/a:amazon:linux:avahi-tools-debuginfo, p-cpe:/a:amazon:linux:avahi-compat-libdns_sd-debuginfo, p-cpe:/a:amazon:linux:avahi-ui-gtk3-debuginfo, p-cpe:/a:amazon:linux:avahi-libs, p-cpe:/a:amazon:linux:avahi-glib, p-cpe:/a:amazon:linux:avahi-dnsconfd-debuginfo, p-cpe:/a:amazon:linux:avahi-dnsconfd, p-cpe:/a:amazon:linux:avahi-debugsource, p-cpe:/a:amazon:linux:avahi-debuginfo, p-cpe:/a:amazon:linux:avahi-compat-howl-devel, p-cpe:/a:amazon:linux:avahi-compat-libdns_sd, p-cpe:/a:amazon:linux:avahi-gobject-debuginfo, p-cpe:/a:amazon:linux:avahi-compat-howl-debuginfo, p-cpe:/a:amazon:linux:avahi-gobject-devel, p-cpe:/a:amazon:linux:avahi-compat-howl, cpe:/o:amazon:linux:2023, p-cpe:/a:amazon:linux:avahi-autoipd, p-cpe:/a:amazon:linux:avahi-tools, p-cpe:/a:amazon:linux:avahi-ui-gtk3, p-cpe:/a:amazon:linux:avahi-ui-devel, p-cpe:/a:amazon:linux:avahi-gobject, p-cpe:/a:amazon:linux:avahi-glib-devel, p-cpe:/a:amazon:linux:avahi-libs-debuginfo, p-cpe:/a:amazon:linux:avahi, p-cpe:/a:amazon:linux:avahi-autoipd-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: 8/31/2023

Vulnerability Publication Date: 4/12/2023

Reference Information

CVE: CVE-2023-1981