Type Confusion in Google Chrome - CVE-2020-6383

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Main Vulnerability Database Vulnerabilities #VU25505

Type Confusion in Google Chrome - CVE-2020-6383

Published: February 21, 2020


Vulnerability identifier: #VU25505
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-2020-6383
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 V8. A remote attacker can create a specially crafted web page, trick the victim into visiting 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
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux Server
Fedora
chromium (Debian package)
chromium

How to mitigate CVE-2020-6383

Install updates from vendor's website.

Google Chrome - update to 80.0.3987.116
chromium (Debian package) - update to 80.0.3987.132-1~deb10u1
chromium - addressed in versions 80.0.3987.132-1.el8, 80.0.3987.132-1.fc30, 80.0.3987.132-1.fc31, 80.0.3987.149-1.el8, 80.0.3987.149-1.fc30, 80.0.3987.162-1.el8, 80.0.3987.163-1.el8, 81.0.4044.113-1.el8, 81.0.4044.113-2.el8, 81.0.4044.122-1.el8, 81.0.4044.138-1.el8

External References

Related Security Bulletins