Detections
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Amazon Linux 2 : avahi (ALAS-2023-2175)
medium Nessus Plugin ID 179768
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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 multiple vulnerabilities as referenced in the ALAS2-2023-2175 advisory.A reachable assertion was found in avahi_dns_packet_append_record. (CVE-2023-38469)
A reachable assertion was found in avahi_escape_label. (CVE-2023-38470)
A reachable assertion was found in dbus_set_host_name. (CVE-2023-38471)
Tenable has extracted the preceding description block directly from the tested product security advisory.
Note that Nessus has not tested for these issues 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-2023-2175.html
https://alas.aws.amazon.com/cve/html/CVE-2023-38469.html
https://alas.aws.amazon.com/cve/html/CVE-2023-38470.html
Plugin Details
Severity: Medium
ID: 179768
File Name: al2_ALAS-2023-2175.nasl
Version: 1.3
Type: local
Agent: unix
Published: 8/14/2023
Updated: 12/11/2024
Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, 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-2023-38471
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-compat-libdns_sd-devel, p-cpe:/a:amazon:linux:avahi-devel, cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:avahi-libs, p-cpe:/a:amazon:linux:avahi-glib, p-cpe:/a:amazon:linux:avahi-dnsconfd, 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-qt4, p-cpe:/a:amazon:linux:avahi-qt3, p-cpe:/a:amazon:linux:avahi-ui, p-cpe:/a:amazon:linux:avahi-qt3-devel, p-cpe:/a:amazon:linux:avahi-qt4-devel, p-cpe:/a:amazon:linux:avahi-gobject-devel, p-cpe:/a:amazon:linux:avahi-compat-howl, 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-tools, 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
Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 8/3/2023
Vulnerability Publication Date: 8/3/2023