Linux Distros Unpatched Vulnerability : CVE-2021-3968

high Nessus Plugin ID 224085

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Synopsis

The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be patched.

Description

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

- vim is vulnerable to Heap-based Buffer Overflow (CVE-2021-3968)

Note that Nessus relies on the presence of the package as reported by the vendor.

Solution

There is no known solution at this time.

Plugin Details

Severity: High

ID: 224085

File Name: unpatched_CVE_2021_3968.nasl

Version: 1.3

Type: local

Agent: unix

Family: Misc.

Published: 3/5/2025

Updated: 9/5/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 8.5

Temporal Score: 6.7

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

CVSS Score Source: CVE-2021-3968

CVSS v3

Risk Factor: High

Base Score: 8

Temporal Score: 7.2

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

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

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:11.0, p-cpe:/a:redhat:enterprise_linux:vim-enhanced, p-cpe:/a:redhat:enterprise_linux:vim-filesystem, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:debian:debian_linux:vim, p-cpe:/a:redhat:enterprise_linux:vim, p-cpe:/a:redhat:enterprise_linux:vim-minimal, p-cpe:/a:redhat:enterprise_linux:vim-x11, p-cpe:/a:redhat:enterprise_linux:vim-common

Required KB Items: Host/local_checks_enabled, Host/cpu, global_settings/vendor_unpatched, Host/OS/identifier

Exploit Available: true

Exploit Ease: Exploits are available

Vulnerability Publication Date: 11/9/2021

Reference Information

CVE: CVE-2021-3968

Detections

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