CVE-2020-20703

Publication date 20 June 2023

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Buffer Overflow vulnerability in VIM v.8.1.2135 allows a remote attacker to execute arbitrary code via the operand parameter.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
vim	23.04 lunar	Not affected
	22.10 kinetic	Not affected
	22.04 LTS jammy	Not affected
	20.04 LTS focal	Not affected
	18.04 LTS bionic	Fixed 2:8.0.1453-1ubuntu1.3
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not affected

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Notes

ccdm94

this is possibly a duplicate of CVE-2019-20079 (according to the issue linked to the CVE).

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
vim	Upstream: ec66c41

Severity score breakdown

Parameter	Value
Base score	9.8 · Critical
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H