Amazon Linux AMI : libconfuse (ALAS-2023-1692)

high Nessus Plugin ID 171849

Synopsis

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

Description

The version of libconfuse installed on the remote host is prior to 2.7-4.4. It is, therefore, affected by a vulnerability as referenced in the ALAS-2023-1692 advisory.

- cfg_tilde_expand in confuse.c in libConfuse 3.3 has a heap-based buffer over-read. (CVE-2022-40320)

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 libconfuse' to update your system.

See Also

https://alas.aws.amazon.com/ALAS-2023-1692.html

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

https://alas.aws.amazon.com/cve/html/CVE-2022-40320.html

Plugin Details

Severity: High

ID: 171849

File Name: ala_ALAS-2023-1692.nasl

Version: 1.1

Type: local

Agent: unix

Published: 2/23/2023

Updated: 9/1/2023

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: Critical

Base Score: 10

Temporal Score: 7.8

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

CVSS Score Source: CVE-2022-40320

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

Vector: CVSS:3.0/AV:N/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:libconfuse, p-cpe:/a:amazon:linux:libconfuse-debuginfo, p-cpe:/a:amazon:linux:libconfuse-devel, 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: 2/17/2023

Vulnerability Publication Date: 9/9/2022

Reference Information

CVE: CVE-2022-40320