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Amazon Linux 2023 : systemd, systemd-boot-unsigned, systemd-container (ALAS2023-2024-509)

medium Nessus Plugin ID 190069

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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 ALAS2023-2024-509 advisory.

 - A vulnerability was found in systemd-resolved. This issue may allow systemd-resolved to accept records of DNSSEC-signed domains even when they have no signature, allowing man-in-the-middles (or the upstream DNS resolver) to manipulate records. (CVE-2023-7008)

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 systemd --releasever 2023.3.20240205' to update your system.

See Also

https://alas.aws.amazon.com/AL2023/ALAS-2024-509.html

https://alas.aws.amazon.com/cve/html/CVE-2023-7008.html

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

Plugin Details

Severity: Medium

ID: 190069

File Name: al2023_ALAS2023-2024-509.nasl

Version: 1.0

Type: local

Agent: unix

Published: 2/6/2024

Updated: 2/6/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5.4

Temporal Score: 4

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

CVSS Score Source: CVE-2023-7008

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.2

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

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

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:systemd, p-cpe:/a:amazon:linux:systemd-boot-unsigned, p-cpe:/a:amazon:linux:systemd-boot-unsigned-debuginfo, p-cpe:/a:amazon:linux:systemd-container, p-cpe:/a:amazon:linux:systemd-container-debuginfo, p-cpe:/a:amazon:linux:systemd-debuginfo, p-cpe:/a:amazon:linux:systemd-debugsource, p-cpe:/a:amazon:linux:systemd-devel, p-cpe:/a:amazon:linux:systemd-journal-remote, p-cpe:/a:amazon:linux:systemd-journal-remote-debuginfo, p-cpe:/a:amazon:linux:systemd-libs, p-cpe:/a:amazon:linux:systemd-libs-debuginfo, p-cpe:/a:amazon:linux:systemd-networkd, p-cpe:/a:amazon:linux:systemd-networkd-debuginfo, p-cpe:/a:amazon:linux:systemd-oomd-defaults, p-cpe:/a:amazon:linux:systemd-pam, p-cpe:/a:amazon:linux:systemd-pam-debuginfo, p-cpe:/a:amazon:linux:systemd-resolved, p-cpe:/a:amazon:linux:systemd-resolved-debuginfo, p-cpe:/a:amazon:linux:systemd-rpm-macros, p-cpe:/a:amazon:linux:systemd-standalone-sysusers, p-cpe:/a:amazon:linux:systemd-standalone-sysusers-debuginfo, p-cpe:/a:amazon:linux:systemd-standalone-tmpfiles, p-cpe:/a:amazon:linux:systemd-standalone-tmpfiles-debuginfo, p-cpe:/a:amazon:linux:systemd-tests, p-cpe:/a:amazon:linux:systemd-tests-debuginfo, p-cpe:/a:amazon:linux:systemd-udev, p-cpe:/a:amazon:linux:systemd-udev-debuginfo, cpe:/o:amazon:linux:2023

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2/1/2024

Vulnerability Publication Date: 12/23/2023

Reference Information

CVE: CVE-2023-7008