Remote code execution in Google Chrome



Published: 2021-02-04
Risk Critical
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-21148
CWE-ID CWE-122
Exploitation vector Network
Public exploit This vulnerability is being exploited in the wild.
Vulnerable software
Subscribe 		Google Chrome
Client/Desktop applications / Web browsers

Vendor Google

Security Bulletin

This security bulletin contains one critical risk vulnerability.

1) Heap-based buffer overflow

EUVDB-ID: #VU50372

Risk: Critical

CVSSv3.1:

CVE-ID: CVE-2021-21148

CWE-ID:

Exploit availability:

Description

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

The vulnerability exists due to a boundary error within the V8 engine in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger heap-based buffer overflow 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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Google Chrome: 86.0.4240.111 - 88.0.4324.146

Fixed software versions

CPE2.3 External links

http://chromereleases.googleblog.com/2021/02/stable-channel-update-for-desktop_4.html
http://crbug.com/1170176


Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?



###SIDEBAR###