Zero-day vulnerability in Google Chrome

Use-after-free
CVE-2021-30633

Vulnerability details

Advisory: SB2021091401 - Multiple vulnerabilities in Google Chrome

Vulnerable component: Google Chrome

CVE-ID: CVE-2021-30633

CVSSv3 score: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C

CWE-ID: CWE-416 - Use After Free

Description:

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the Indexed DB API component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

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

External links:

https://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop.html