CVE-2020-15959

Publication date 21 September 2020

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Insufficient policy enforcement in networking in Google Chrome prior to 85.0.4183.102 allowed an attacker who convinced the user to enable logging to obtain potentially sensitive information from process memory via social engineering.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
chromium-browser	20.04 LTS focal	Not in release
	18.04 LTS bionic	Fixed 85.0.4183.121-0ubuntu0.18.04.1
	16.04 LTS xenial	Fixed 85.0.4183.121-0ubuntu0.16.04.1
	14.04 LTS trusty	Not in release

Notes

alexmurray

The Debian chromium source package is called chromium-browser in Ubuntu

mdeslaur

starting with Ubuntu 19.10, the chromium-browser package is just a script that installs the Chromium snap

Severity score breakdown

CVSS version: CVSS v3.0

Base score 4.3 · Medium

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality impact	Low
Integrity impact	None
Availability impact	None

Scores

Parameter	Value
Base score	4.3 · Medium
Exploitability score	-
Impact score	-

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