Detections
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Amazon Linux 2023 : aws-cfn-bootstrap (ALAS2023-2026-1662)

high Nessus Plugin ID 315023

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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 ALAS2023-2026-1662 advisory.

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 aws-cfn-bootstrap --releasever 2023.11.20260514' or or 'dnf update --advisory ALAS2023-2026-1662 --releasever 2023.11.20260514' to update your system.

See Also

https://alas.aws.amazon.com//AL2023/ALAS2023-2026-1662.html

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

Plugin Details

Severity: High

ID: 315023

File Name: al2023_ALAS2023-2026-1662.nasl

Version: 1.2

Type: Local

Agent: unix

Published: 5/16/2026

Updated: 5/19/2026

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

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:aws-cfn-bootstrap, 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: 5/15/2026

Vulnerability Publication Date: 4/9/2024