Type Confusion in Google Chrome - CVE-2020-6464

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Main Vulnerability Database Vulnerabilities #VU27550

Type Confusion in Google Chrome - CVE-2020-6464

Published: May 5, 2020


Vulnerability identifier: #VU27550
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-6464
CWE-ID: CWE-843
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error in Blink component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Affected software

Google Chrome
Arch Linux
Gentoo Linux
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for Scientific Computing
Fedora
SUSE Linux
Opensuse
chromium-browser (Red Hat package)
chromium (Debian package)
chromium

How to mitigate CVE-2020-6464

Install updates from vendor's website.

Google Chrome - update to 81.0.4044.138
chromium-browser (Red Hat package) - update to 81.0.4044.138-1.el6_10
chromium (Debian package) - update to 83.0.4103.116-1~deb10u1
chromium - addressed in versions 81.0.4044.138-1.el7, 81.0.4044.138-1.el8, 81.0.4044.138-1.fc30, 81.0.4044.138-1.fc31, 81.0.4044.138-1.fc32

External References

Related Security Bulletins