Inappropriate implementation in installer in Google Chrome prior to 84.0.4147.125 allowed a local attacker to potentially elevate privilege…

published 2020-09-21 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-27695

cvss: 7.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 10%
public exploits: 0; none known

Inappropriate implementation in installer in Google Chrome prior to 84.0.4147.125 allowed a local attacker to potentially elevate privilege via a crafted filesystem.

Patch / fix

fixed in 1 distros 3

Google Chrome 84.0.4147.125

ubuntu red hat opensuse

chromium-browser Ubuntu 16.04 LTS 85.0.4183.83-0ubuntu0.16.04.2
chromium-browser Ubuntu 18.04 LTS 85.0.4183.83-0ubuntu0.18.04.2

ubuntu advisories UBUNTU-CVE-2020-6546

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

chromium-browser RHEL 6 EXTRAS 84.0.4147.135-1.el6_10

red hat advisories RHSA-2020:3560

chromium openSUSE Tumbleweed 93.0.4577.82-1.1
chromium openSUSE Tumbleweed 113.0.5672.92-1.1
opera openSUSE Leap 15.2 NonFree 70.0.3728.133-lp152.2.15.1
opera openSUSE Leap 15.1 NonFree 70.0.3728.133-lp151.2.27.1
chromium Package Hub 15 SP2 84.0.4147.125-bp152.2.13.1
chromium Package Hub 15 SP1 84.0.4147.125-bp151.3.100.1
chromium openSUSE Leap 15.2, openSUSE Leap 15.1 84.0.4147.125-lp152.2.12.2

opensuse advisories openSUSE-SU-2024:10681-1 openSUSE-SU-2024:12948-1 openSUSE-SU-2020:1324-1 openSUSE-SU-2020:1320-1 openSUSE-SU-2020:1215-1 openSUSE-SU-2020:1214-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-6546 updated 2026-06-28 cvss 7.8

chromium-browser: Inappropriate implementation in installer

Red Hat Enterprise Linux Desktop Supplementary (v. 6) chromium-browser 84.0.4147.135-1.el6_10 Red Hat Enterprise Linux HPC Node Supplementary (v. 6) chromium-browser 84.0.4147.135-1.el6_10 Red Hat Enterprise Linux Server Supplementary (v. 6) chromium-browser 84.0.4147.135-1.el6_10 Red Hat Enterprise Linux Workstation Supplementary (v. 6) chromium-browser 84.0.4147.135-1.el6_10
fixed: vendor fix RHSA-2020:3560

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.20% chance of exploitation in the next 30 days, higher than 10% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	4.6	AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected products

Google Chrome

Classification

Weakness

CWE-59 Improper Link Resolution Before File Access

Technology feeds

Google Chrome rss critical rss

References

lists.fedoraproject.org /archives/list/package-announce%40lists.fedoraproject.org/message/EE7XWIZBME7JAY7N6CGPET4CLNHHEIVT/
vendor-advisory
debian.org /security/2021/dsa-4824
vendor-advisory, third-party-advisory
chromereleases.googleblog.com /2020/08/stable-channel-update-for-desktop.html
release-notes, vendor-advisory
crbug.com /1100280
permissions-required, vendor-advisory

Sources

CVE List CVE-2020-6546
NVD CVE-2020-6546

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary