Amazon Linux 2023 : expat, expat-devel, expat-static (ALAS2023-2024-524)

medium Nessus Plugin ID 190739

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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 ALAS2023-2024-524 advisory.

libexpat through 2.5.0 allows recursive XML Entity Expansion if XML_DTD is undefined at compile time.
(CVE-2023-52426)

Tenable has extracted the preceding description block directly from the tested product security 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 expat --releasever 2023.3.20240219' to update your system.

Plugin Details

Severity: Medium

ID: 190739

File Name: al2023_ALAS2023-2024-524.nasl

Version: 1.1

Type: local

Agent: unix

Family: Amazon Linux Local Security Checks

Published: 2/20/2024

Updated: 12/11/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Nessus Agent, 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-2023-52426

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:expat-static, p-cpe:/a:amazon:linux:expat-debuginfo, p-cpe:/a:amazon:linux:expat-debugsource, p-cpe:/a:amazon:linux:expat-devel, cpe:/o:amazon:linux:2023, p-cpe:/a:amazon:linux:expat

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2/15/2024

Vulnerability Publication Date: 2/4/2024

Reference Information

CVE: CVE-2023-52426

Detections

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