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Ubuntu 18.04 ESM : Neovim vulnerability (USN-4862-1)

high Nessus Plugin ID 183163

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Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 18.04 ESM host has packages installed that are affected by a vulnerability as referenced in the USN-4862-1 advisory.

 - getchar.c in Vim before 8.1.1365 and Neovim before 0.3.6 allows remote attackers to execute arbitrary OS commands via the :source! command in a modeline, as demonstrated by execute in Vim, and assert_fails or nvim_input in Neovim. (CVE-2019-12735)

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

Solution

Update the affected neovim and / or neovim-runtime packages.

See Also

https://ubuntu.com/security/notices/USN-4862-1

Plugin Details

Severity: High

ID: 183163

File Name: ubuntu_USN-4862-1.nasl

Version: 1.0

Type: local

Agent: unix

Published: 10/16/2023

Updated: 10/16/2023

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

Risk Information

VPR

Risk Factor: High

Score: 8.1

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-2019-12735

CVSS v3

Risk Factor: High

Base Score: 8.6

Temporal Score: 7.7

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

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

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:18.04:-:esm, p-cpe:/a:canonical:ubuntu_linux:neovim, p-cpe:/a:canonical:ubuntu_linux:neovim-runtime

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/15/2021

Vulnerability Publication Date: 6/5/2019

Reference Information

CVE: CVE-2019-12735

USN: 4862-1