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Amazon Linux 2023 : snakeyaml, snakeyaml-javadoc (ALAS2023-2023-200)

medium Nessus Plugin ID 176916

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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 ALAS2023-2023-200 advisory.

 - Using snakeYAML to parse untrusted YAML files may be vulnerable to Denial of Service attacks (DOS). If the parser is running on user supplied input, an attacker may supply content that causes the parser to crash by stackoverflow. (CVE-2022-38750)

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 snakeyaml --releasever 2023.0.20230607' to update your system.

See Also

https://alas.aws.amazon.com/AL2023/ALAS-2023-200.html

https://alas.aws.amazon.com/cve/html/CVE-2022-38750.html

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

Plugin Details

Severity: Medium

ID: 176916

File Name: al2023_ALAS2023-2023-200.nasl

Version: 1.1

Type: local

Agent: unix

Published: 6/8/2023

Updated: 6/8/2023

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: 4.9

Temporal Score: 3.8

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

CVSS Score Source: CVE-2022-38750

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

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

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

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:snakeyaml, p-cpe:/a:amazon:linux:snakeyaml-javadoc, cpe:/o:amazon:linux:2023

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/5/2023

Vulnerability Publication Date: 9/5/2022

Reference Information

CVE: CVE-2022-38750