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Amazon Linux AMI : vim (ALAS-2023-1826)

high Nessus Plugin ID 181851

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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-2023-1826 advisory.

 - vim 8.2.2348 is affected by null pointer dereference, allows local attackers to cause a denial of service (DoS) via the ex_buffer_all method. (CVE-2021-3236)

 - Integer Overflow or Wraparound in GitHub repository vim/vim prior to 9.0.1846. (CVE-2023-4734)

 - Out-of-bounds Write in GitHub repository vim/vim prior to 9.0.1847. (CVE-2023-4735)

 - Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.1848. (CVE-2023-4738)

 - Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.1331. (CVE-2023-4751)

 - Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.1873. (CVE-2023-4781)

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.

See Also

https://alas.aws.amazon.com/ALAS-2023-1826.html

https://alas.aws.amazon.com/cve/html/CVE-2021-3236.html

https://alas.aws.amazon.com/cve/html/CVE-2023-4734.html

https://alas.aws.amazon.com/cve/html/CVE-2023-4735.html

https://alas.aws.amazon.com/cve/html/CVE-2023-4738.html

https://alas.aws.amazon.com/cve/html/CVE-2023-4751.html

https://alas.aws.amazon.com/cve/html/CVE-2023-4781.html

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

Plugin Details

Severity: High

ID: 181851

File Name: ala_ALAS-2023-1826.nasl

Version: 1.2

Type: local

Agent: unix

Published: 9/25/2023

Updated: 10/2/2023

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: 7.2

Temporal Score: 5.6

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

CVSS Score Source: CVE-2023-4781

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: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, p-cpe:/a:amazon:linux:xxd, 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: 9/13/2023

Vulnerability Publication Date: 8/11/2023

Reference Information

CVE: CVE-2021-3236, CVE-2023-4734, CVE-2023-4735, CVE-2023-4738, CVE-2023-4751, CVE-2023-4781