Amazon Linux 2 : mc (ALAS-2023-2147)

high Nessus Plugin ID 178513

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Synopsis

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

Description

The version of mc installed on the remote host is prior to 4.8.29-1. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2023-2147 advisory.

- An issue was discovered in Midnight Commander through 4.8.26. When establishing an SFTP connection, the fingerprint of the server is neither checked nor displayed. As a result, a user connects to the server without the ability to verify its authenticity. (CVE-2021-36370)

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 mc' to update your system.

Plugin Details

Severity: High

ID: 178513

File Name: al2_ALAS-2023-2147.nasl

Version: 1.1

Type: local

Agent: unix

Family: Amazon Linux Local Security Checks

Published: 7/20/2023

Updated: 7/20/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2021-36370

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:H/A:N

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

Vulnerability Information

CPE: cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:mc, p-cpe:/a:amazon:linux:mc-debuginfo

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: 7/17/2023

Vulnerability Publication Date: 8/30/2021

Reference Information

CVE: CVE-2021-36370

Detections

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