Vulnerability identifier: #VU51127

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-21164

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Google Chrome
Client/Desktop applications / Web browsers

Vendor: Google

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to improper input validation in iOSWeb in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage and execute arbitrary code on the system.

Mitigation
Update to version 89.0.4389.72.

Vulnerable software versions

Google Chrome: 86.0.4240.198 - 88.0.4324.190

---

External links
http://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop.html
http://crbug.com/1164846

---

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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