CVE-2020-0550

Publication date 10 March 2020

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Improper data forwarding in some data cache for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access. The list of affected products is provided in intel-sa-00330: https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00330.html

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
intel-microcode	20.10 groovy	Ignored
	20.04 LTS focal	Ignored
	19.10 eoan	Ignored end of life
	18.04 LTS bionic	Ignored
	16.04 LTS xenial	Ignored
	14.04 LTS trusty	Ignored end of standard support

Notes

sbeattie

affects processors from Intel only

mdeslaur

Intel has no plans to release microcode updates for this issue, marking as ignored

Severity score breakdown

CVSS version: CVSS v3.0

Base score 5.6 · Medium

Base metrics

Parameter	Value
Attack vector	Local
Attack complexity	High
Privileges required	Low
User interaction	None
Scope	Changed
Confidentiality impact	High
Integrity impact	None
Availability impact	None

Scores

Parameter	Value
Base score	5.6 · Medium
Exploitability score	-
Impact score	-

Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N