Amazon Linux 2 : snakeyaml (ALAS-2023-1976)

high Nessus Plugin ID 172143

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Synopsis

The remote Amazon Linux 2 host is missing a security update.

Description

The version of snakeyaml installed on the remote host is prior to 1.11-8. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2023-1976 advisory.

The package org.yaml:snakeyaml from 0 and before 1.31 are vulnerable to Denial of Service (DoS) due missing to nested depth limitation for collections. (CVE-2022-25857)

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 'yum update snakeyaml' to update your system.

Plugin Details

Severity: High

ID: 172143

File Name: al2_ALAS-2023-1976.nasl

Version: 1.2

Type: local

Agent: unix

Family: Amazon Linux Local Security Checks

Published: 3/6/2023

Updated: 12/11/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

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

CVSS Score Source: CVE-2022-25857

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:snakeyaml, p-cpe:/a:amazon:linux:snakeyaml-javadoc

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: 3/2/2023

Vulnerability Publication Date: 8/30/2022

Reference Information

CVE: CVE-2022-25857

Detections

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