Amazon Linux AMI : busybox (ALAS-2023-1786)

high Nessus Plugin ID 178503

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Synopsis

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

Description

The version of busybox installed on the remote host is prior to 1.34.1-1.15. It is, therefore, affected by a vulnerability as referenced in the ALAS-2023-1786 advisory.

- A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the copyvar function. (CVE-2022-30065)

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 busybox' to update your system.

Plugin Details

Severity: High

ID: 178503

File Name: ala_ALAS-2023-1786.nasl

Version: 1.1

Type: local

Agent: unix

Family: Amazon Linux Local Security Checks

Published: 7/20/2023

Updated: 7/20/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2022-30065

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:busybox, p-cpe:/a:amazon:linux:busybox-debuginfo, p-cpe:/a:amazon:linux:busybox-petitboot, cpe:/o:amazon:linux

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: 7/13/2023

Vulnerability Publication Date: 5/18/2022

Reference Information

CVE: CVE-2022-30065

Detections

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