Amazon Linux AMI : vim (ALAS-2022-1557)

critical Nessus Plugin ID 156877

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Synopsis

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

Description

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS-2022-1557 advisory.

- Buffer Overflow vulnerability in VIM v.8.1.2135 allows a remote attacker to execute arbitrary code via the operand parameter. (CVE-2020-20703)

- vim is vulnerable to Heap-based Buffer Overflow (CVE-2021-3903, CVE-2021-3927, CVE-2021-3968, CVE-2021-3973, CVE-2021-3984, CVE-2021-4019, CVE-2021-4136)

- vim is vulnerable to Use of Uninitialized Variable (CVE-2021-3928)

- vim is vulnerable to Use After Free (CVE-2021-3974, CVE-2021-4069, CVE-2021-4173, CVE-2021-4187, CVE-2021-4192)

- vim is vulnerable to Out-of-bounds Read (CVE-2021-4166, CVE-2021-4193)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Run 'yum update vim' to update your system.

Plugin Details

Severity: Critical

ID: 156877

File Name: ala_ALAS-2022-1557.nasl

Version: 1.7

Type: local

Agent: unix

Family: Amazon Linux Local Security Checks

Published: 1/20/2022

Updated: 5/13/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 7.3

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

CVSS Score Source: CVE-2021-3973

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

CVSS Score Source: CVE-2020-20703

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:vim-common, p-cpe:/a:amazon:linux:vim-data, p-cpe:/a:amazon:linux:vim-debuginfo, p-cpe:/a:amazon:linux:vim-enhanced, p-cpe:/a:amazon:linux:vim-filesystem, p-cpe:/a:amazon:linux:vim-minimal, 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: 1/18/2022

Vulnerability Publication Date: 10/27/2021

Reference Information

CVE: CVE-2020-20703, CVE-2021-3903, CVE-2021-3927, CVE-2021-3928, CVE-2021-3968, CVE-2021-3973, CVE-2021-3974, CVE-2021-3984, CVE-2021-4019, CVE-2021-4069, CVE-2021-4136, CVE-2021-4166, CVE-2021-4173, CVE-2021-4187, CVE-2021-4192, CVE-2021-4193

ALAS: 2022-1557

Detections

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