Amazon Linux 2023 : tar (ALAS2023-2024-475)

medium Nessus Plugin ID 187702

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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 ALAS2023-2024-475 advisory.

- It was discovered that tar incorrectly handled extended attributes in PAX archives. An attacker could supply a specially crafted file and cause tar to crash, resulting in a denial of service. (CVE-2023-39804) (CVE-2023-39804)

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 tar --releasever 2023.3.20240108' to update your system.

Plugin Details

Severity: Medium

ID: 187702

File Name: al2023_ALAS2023-2024-475.nasl

Version: 1.1

Type: local

Agent: unix

Family: Amazon Linux Local Security Checks

Published: 1/8/2024

Updated: 11/13/2024

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: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2023-39804

CVSS v3

Risk Factor: Medium

Base Score: 6.2

Temporal Score: 5.4

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

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

Vulnerability Information

CPE: cpe:/o:amazon:linux:2023, p-cpe:/a:amazon:linux:tar-debuginfo, p-cpe:/a:amazon:linux:tar, p-cpe:/a:amazon:linux:tar-debugsource

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

Exploit Ease: No known exploits are available

Patch Publication Date: 1/3/2024

Vulnerability Publication Date: 1/3/2024

Reference Information

CVE: CVE-2023-39804

Detections

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