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Amazon Linux 2023 : sudo, sudo-devel, sudo-logsrvd (ALAS2023-2023-135)

medium Nessus Plugin ID 173336

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Synopsis

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

Description

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2023-135 advisory.

 Sudo before 1.9.13 does not escape control characters in log messages. (CVE-2023-28486)

 Sudo before 1.9.13 does not escape control characters in sudoreplay output. (CVE-2023-28487)

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 'dnf update sudo --releasever 2023.0.20230322' or or 'dnf update --advisory ALAS2023-2023-135 --releasever 2023.0.20230322' to update your system.

See Also

https://alas.aws.amazon.com//AL2023/ALAS2023-2023-135.html

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

https://explore.alas.aws.amazon.com/CVE-2023-28486.html

https://explore.alas.aws.amazon.com/CVE-2023-28487.html

Plugin Details

Severity: Medium

ID: 173336

File Name: al2023_ALAS2023-2023-135.nasl

Version: 1.6

Type: local

Agent: unix

Published: 3/23/2023

Updated: 9/9/2025

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

Risk Information

VPR

Risk Factor: Low

Score: 1.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2023-28487

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

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

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

Vulnerability Information

CPE: cpe:/o:amazon:linux:2023, p-cpe:/a:amazon:linux:sudo-logsrvd-debuginfo, p-cpe:/a:amazon:linux:sudo-python-plugin, p-cpe:/a:amazon:linux:sudo-devel, p-cpe:/a:amazon:linux:sudo-logsrvd, p-cpe:/a:amazon:linux:sudo, p-cpe:/a:amazon:linux:sudo-debuginfo, p-cpe:/a:amazon:linux:sudo-debugsource, p-cpe:/a:amazon:linux:sudo-python-plugin-debuginfo

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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/20/2023

Vulnerability Publication Date: 2/28/2023

Reference Information

CVE: CVE-2023-28486, CVE-2023-28487

IAVA: 2023-A-0121-S