Multiple vulnerabilities in Google Chrome

Published: 2022-09-30 | Updated: 2022-10-11

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2022-3370 CVE-2022-3373
CWE-ID	CWE-416 CWE-787
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Google Chrome Client/Desktop applications / Web browsers
Vendor	Google

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Use-after-free

EUVDB-ID: #VU67786

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-3370

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the Custom Elements 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.

Mitigation

Update to version 106.0.5249.91.

Vulnerable software versions

Google Chrome: 70.0.3538.67 - 106.0.5249.62

External links

http://chromereleases.googleblog.com/2022/09/stable-channel-update-for-desktop_30.html
http://crbug.com/1366813
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-3370

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Out-of-bounds write

EUVDB-ID: #VU67787