Type Confusion in Google Chrome - CVE-2021-30551

 

Type Confusion in Google Chrome - CVE-2021-30551

Published: June 9, 2021 / Updated: August 22, 2021


Vulnerability identifier: #VU54006
CSH Severity: Critical
CVSS v4.0: 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/E:A/U:Red
CVE-ID: CVE-2021-30551
CWE-ID: CWE-843
Exploitation vector: Remote access
Exploit availability: The vulnerability is being exploited in the wild
Vendor: Google
Affected software:
Google Chrome

Detailed vulnerability description

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

The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. 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.

Note, the vulnerability is being actively exploited in the wild.


How to mitigate CVE-2021-30551

Update to version 91.0.4472.101.

Sources