CVE-2020-6543

HIGH
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

Use after free in task scheduling in Google Chrome prior to 84.0.4147.125 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

References

https://chromereleases.googleblog.com/2020/08/stable-channel-update-for-desktop.html

https://crbug.com/1104046

https://lists.fedoraproject.org/archives/list/[email protected]/message/EE7XWIZBME7JAY7N6CGPET4CLNHHEIVT/

https://security.gentoo.org/glsa/202101-30

https://www.debian.org/security/2021/dsa-4824

Details

Source: MITRE

Published: 2020-09-21

Updated: 2021-01-27

Type: CWE-416

Risk Information

CVSS v2

Base Score: 6.8

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 8.8

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

Impact Score: 5.9

Exploitability Score: 2.8

Severity: HIGH

Tenable Plugins

View all (11 total)

IDNameProductFamilySeverity
145430GLSA-202101-30 : Qt WebEngine: Multiple vulnerabilitiesNessusGentoo Local Security Checks
high
144672Debian DSA-4824-1 : chromium - security updateNessusDebian Local Security Checks
high
141904openSUSE Security Update : opera (openSUSE-2020-1320)NessusSuSE Local Security Checks
high
140550Fedora 31 : chromium (2020-88bf0a76d1)NessusFedora Local Security Checks
high
140307Fedora 32 : chromium (2020-a1f140614b)NessusFedora Local Security Checks
high
140240openSUSE Security Update : opera (openSUSE-2020-1324)NessusSuSE Local Security Checks
high
139860RHEL 6 : chromium-browser (RHSA-2020:3560)NessusRed Hat Local Security Checks
high
139649openSUSE Security Update : chromium (openSUSE-2020-1206)NessusSuSE Local Security Checks
high
139529FreeBSD : chromium -- multiple vulnerabilities (1110e286-dc08-11ea-beed-e09467587c17)NessusFreeBSD Local Security Checks
high
139459Google Chrome < 84.0.4147.125 Multiple VulnerabilitiesNessusWindows
high
139458Google Chrome < 84.0.4147.125 Multiple VulnerabilitiesNessusMacOS X Local Security Checks
high